CVE-2026-66822ImportantInformation DisclosureNetworkRevised 15 Oct

.NET Information Disclosure Vulnerability

MSRC advisory NVD CVE.org

Assessment

Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network.

Severity: Important
CVSS base score: 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Impact: Information Disclosure
EPSS · 30-day forecast: 0.8%FIRST forecast dated 7 Nov 2026, for the following 30 days · FIRST percentile 56.3% · about EPSS
Public detection template: No Nuclei template is listed in the current collected catalog
Exploitation detected: No known exploitation (MSRC assessment)
Exploitability: Exploitation Less Likely
Publicly disclosed: No (MSRC assessment)
Customer action: Required: follow the MSRC remediation guidance
Component: .NET
Weakness: CWE-201: Insertion of Sensitive Information Into Sent Data
Issued by: Microsoft
Published: 13 Oct 2026 · October 2026
Last revised: 15 Oct 2026Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged.

CVSS 3.1 base metricsRed raises the risk · green lowers it

Attack vector: NetworkAV:N
Attack complexity: HighAC:H
Privileges required: NonePR:N
User interaction: NoneUI:N
Scope: UnchangedS:U
Confidentiality: HighC:H
Integrity: NoneI:N
Availability: NoneA:N

Updates that fix it

3 KBs

KB	Type	Applies to	Other CVEs
KB5130034	Security Update	.NET 8.0 runtime installed on Linux, .NET 8.0 runtime installed on Mac OS, .NET 8.0 runtime installed on Windows	All CVEs in KB5130034
KB5130035	Security Update	.NET 9.0 runtime installed on Linux, .NET 9.0 runtime installed on Mac OS, .NET 9.0 runtime installed on Windows	All CVEs in KB5130035
KB5130036	Security Update	.NET 10.0 runtime installed on Linux, .NET 10.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Windows	All CVEs in KB5130036

Affected products

Developer Tools

14 affected products

.NET 10.0 runtime installed on Linux
.NET 10.0 runtime installed on Mac OS
.NET 10.0 runtime installed on Windows
.NET 11.0 runtime installed on Linux
.NET 11.0 runtime installed on Mac OS
.NET 11.0 runtime installed on Windows
.NET 8.0 runtime installed on Linux
.NET 8.0 runtime installed on Mac OS
.NET 8.0 runtime installed on Windows
.NET 9.0 runtime installed on Linux
.NET 9.0 runtime installed on Mac OS
.NET 9.0 runtime installed on Windows
Microsoft Visual Studio 2022 version 17.14
Microsoft Visual Studio 2026 version 18.10

What changed

Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
6 Nov 2026 · 17:32:22 UTC
Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
6 Nov 2026 · 16:31:02 UTC
Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
2 Nov 2026 · 17:30:39 UTC
Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
2 Nov 2026 · 16:27:39 UTC
Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: No → No (MSRC assessment) · Exploitation detected: Not reported by MSRC → No known exploitation (MSRC assessment)
29 Oct 2026
Detection template: Unknown: exploit-code evidence is incomplete or retained → No Nuclei template listed · CISA KEV: Unknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
23 Oct 2026 · 09:33:49 UTC
Detection template: No Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained · CISA KEV: Not listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
23 Oct 2026 · 08:31:50 UTC
Fixes: KB5130034: .NET 8.0 installed on Linux, .NET 8.0 installed on Mac OS, .NET 8.0 installed on Windows; KB5130035: .NET 9.0 installed on Linux, .NET 9.0 installed on Mac OS, .NET 9.0 installed on Windows; KB5130036: .NET 10.0 installed on Linux, .NET 10.0 installed on Mac OS, .NET 10.0 installed on Windows → KB5130034: .NET 8.0 runtime installed on Linux, .NET 8.0 runtime installed on Mac OS, .NET 8.0 runtime installed on Windows; KB5130035: .NET 9.0 runtime installed on Linux, .NET 9.0 runtime installed on Mac OS, .NET 9.0 runtime installed on Windows; KB5130036: .NET 10.0 runtime installed on Linux, .NET 10.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Windows · Affected products: .NET 10.0 installed on Linux, .NET 10.0 installed on Mac OS, .NET 10.0 installed on Windows, .NET 11.0 installed on Linux, .NET 11.0 installed on Mac OS, .NET 11.0 installed on Windows, .NET 8.0 installed on Linux, .NET 8.0 installed on Mac OS, .NET 8.0 installed on Windows, .NET 9.0 installed on Linux, .NET 9.0 installed on Mac OS, .NET 9.0 installed on Windows, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10 → .NET 10.0 runtime installed on Linux, .NET 10.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Windows, .NET 11.0 runtime installed on Linux, .NET 11.0 runtime installed on Mac OS, .NET 11.0 runtime installed on Windows, .NET 8.0 runtime installed on Linux, .NET 8.0 runtime installed on Mac OS, .NET 8.0 runtime installed on Windows, .NET 9.0 runtime installed on Linux, .NET 9.0 runtime installed on Mac OS, .NET 9.0 runtime installed on Windows, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10
22 Oct 2026
Publisher revision note: Information published. → Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged.
15 Oct 2026

Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version

Field-level log (61)

Up to 100 recent field edits are shown; older edits may be outside retention.

7 Nov 2026 · 16:12:44 UTC EPSS0.8%; scored 6 Nov 2026 → 0.8%; scored 7 Nov 2026
6 Nov 2026 · 19:15:37 UTC EPSS0.8%; scored 5 Nov 2026 → 0.8%; scored 6 Nov 2026
6 Nov 2026 · 17:32:22 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
6 Nov 2026 · 17:32:22 UTC Source coverage: public-exploit-codeIncomplete → Current
6 Nov 2026 · 17:32:22 UTC Source coverage: first-epssIncomplete → Current
6 Nov 2026 · 17:32:22 UTC Source coverage: msrc-cvrfIncomplete → Current
6 Nov 2026 · 16:31:02 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
6 Nov 2026 · 16:31:02 UTC Source coverage: public-exploit-codeCurrent → Incomplete
6 Nov 2026 · 16:31:02 UTC Source coverage: first-epssCurrent → Incomplete
6 Nov 2026 · 16:31:02 UTC Source coverage: msrc-cvrfCurrent → Incomplete
5 Nov 2026 · 23:42:03 UTC EPSS0.8%; scored 4 Nov 2026 → 0.8%; scored 5 Nov 2026
5 Nov 2026 · 02:36:20 UTC EPSS0.8%; scored 3 Nov 2026 → 0.8%; scored 4 Nov 2026
4 Nov 2026 · 03:04:37 UTC EPSS0.8%; scored 2 Nov 2026 → 0.8%; scored 3 Nov 2026
3 Nov 2026 · 01:53:36 UTC EPSS0.8%; scored 1 Nov 2026 → 0.8%; scored 2 Nov 2026
2 Nov 2026 · 17:30:39 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
2 Nov 2026 · 17:30:39 UTC Source coverage: public-exploit-codeIncomplete → Current
2 Nov 2026 · 17:30:39 UTC Source coverage: first-epssIncomplete → Current
2 Nov 2026 · 17:30:39 UTC Source coverage: msrc-cvrfIncomplete → Current
2 Nov 2026 · 16:27:39 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
2 Nov 2026 · 16:27:39 UTC Source coverage: public-exploit-codeCurrent → Incomplete
2 Nov 2026 · 16:27:39 UTC Source coverage: first-epssCurrent → Incomplete
2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
2 Nov 2026 · 00:36:51 UTC EPSS0.8%; scored 31 Oct 2026 → 0.8%; scored 1 Nov 2026
31 Oct 2026 · 18:22:15 UTC EPSS0.8%; scored 30 Oct 2026 → 0.8%; scored 31 Oct 2026
30 Oct 2026 · 18:02:45 UTC EPSS0.8%; scored 29 Oct 2026 → 0.8%; scored 30 Oct 2026
29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
29 Oct 2026 · 20:19:26 UTC Publicly disclosedNo → No (MSRC assessment)
29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → No known exploitation (MSRC assessment)
29 Oct 2026 · 18:33:30 UTC EPSS0.8%; scored 28 Oct 2026 → 0.8%; scored 29 Oct 2026
28 Oct 2026 · 20:00:33 UTC EPSS0.8%; scored 27 Oct 2026 → 0.8%; scored 28 Oct 2026
27 Oct 2026 · 15:48:13 UTC EPSS0.8%; scored 26 Oct 2026 → 0.8%; scored 27 Oct 2026
26 Oct 2026 · 23:57:09 UTC EPSS0.8%; scored 25 Oct 2026 → 0.8%; scored 26 Oct 2026
25 Oct 2026 · 17:12:51 UTC EPSS0.7%; scored 24 Oct 2026 → 0.8%; scored 25 Oct 2026
25 Oct 2026 · 01:34:18 UTC EPSS0.7%; scored 23 Oct 2026 → 0.7%; scored 24 Oct 2026
23 Oct 2026 · 15:51:28 UTC EPSS0.7%; scored 22 Oct 2026 → 0.7%; scored 23 Oct 2026
23 Oct 2026 · 09:33:49 UTC Public exploit codeUnknown: exploit-code evidence is incomplete or retained → No Nuclei template listed
23 Oct 2026 · 09:33:49 UTC CISA KEVUnknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
23 Oct 2026 · 09:33:49 UTC Source coverage: public-exploit-codeIncomplete → Current
23 Oct 2026 · 09:33:49 UTC Source coverage: first-epssIncomplete → Current
23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 09:33:49 UTC Source coverage: msrc-cvrfIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Public exploit codeNo Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
23 Oct 2026 · 08:31:50 UTC CISA KEVNot listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
23 Oct 2026 · 08:31:50 UTC Source coverage: public-exploit-codeCurrent → Incomplete
23 Oct 2026 · 08:31:50 UTC Source coverage: first-epssCurrent → Incomplete
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
23 Oct 2026 · 08:31:50 UTC Source coverage: msrc-cvrfCurrent → Incomplete
22 Oct 2026 · 22:02:57 UTC Updates that fix itKB5130034: .NET 8.0 installed on Linux, .NET 8.0 installed on Mac OS, .NET 8.0 installed on Windows; KB5130035: .NET 9.0 installed on Linux, .NET 9.0 installed on Mac OS, .NET 9.0 installed on Windows; KB5130036: .NET 10.0 installed on Linux, .NET 10.0 installed on Mac OS, .NET 10.0 installed on Windows → KB5130034: .NET 8.0 runtime installed on Linux, .NET 8.0 runtime installed on Mac OS, .NET 8.0 runtime installed on Windows; KB5130035: .NET 9.0 runtime installed on Linux, .NET 9.0 runtime installed on Mac OS, .NET 9.0 runtime installed on Windows; KB5130036: .NET 10.0 runtime installed on Linux, .NET 10.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Windows
22 Oct 2026 · 22:02:57 UTC Affected products.NET 10.0 installed on Linux, .NET 10.0 installed on Mac OS, .NET 10.0 installed on Windows, .NET 11.0 installed on Linux, .NET 11.0 installed on Mac OS, .NET 11.0 installed on Windows, .NET 8.0 installed on Linux, .NET 8.0 installed on Mac OS, .NET 8.0 installed on Windows, .NET 9.0 installed on Linux, .NET 9.0 installed on Mac OS, .NET 9.0 installed on Windows, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10 → .NET 10.0 runtime installed on Linux, .NET 10.0 runtime installed on Mac OS, .NET 10.0 runtime installed on Windows, .NET 11.0 runtime installed on Linux, .NET 11.0 runtime installed on Mac OS, .NET 11.0 runtime installed on Windows, .NET 8.0 runtime installed on Linux, .NET 8.0 runtime installed on Mac OS, .NET 8.0 runtime installed on Windows, .NET 9.0 runtime installed on Linux, .NET 9.0 runtime installed on Mac OS, .NET 9.0 runtime installed on Windows, Microsoft Visual Studio 2022 version 17.14, Microsoft Visual Studio 2026 version 18.10
22 Oct 2026 · 17:33:15 UTC EPSS0.7%; scored 21 Oct 2026 → 0.7%; scored 22 Oct 2026
21 Oct 2026 · 21:47:24 UTC EPSS0.7%; scored 20 Oct 2026 → 0.7%; scored 21 Oct 2026
20 Oct 2026 · 20:53:31 UTC EPSS0.7%; scored 19 Oct 2026 → 0.7%; scored 20 Oct 2026
19 Oct 2026 · 15:12:40 UTC EPSS0.7%; scored 18 Oct 2026 → 0.7%; scored 19 Oct 2026
18 Oct 2026 · 14:54:30 UTC EPSS0.7%; scored 16 Oct 2026 → 0.7%; scored 18 Oct 2026
18 Oct 2026 · 14:54:30 UTC Link: October 2026/security?release=2026-Oct#cves
16 Oct 2026 · 16:13:25 UTC EPSS0.7%; scored 15 Oct 2026 → 0.7%; scored 16 Oct 2026
15 Oct 2026 · 21:30:54 UTC Revision noteInformation published. → Updated the Security Updates table to add KB article links for .NET 11.0. This is an informational change only; the fixed builds are unchanged.
15 Oct 2026 · 21:30:54 UTC Last revised13 Oct 2026 07:00 UTC → 15 Oct 2026 07:00 UTC
15 Oct 2026 · 21:30:54 UTC EPSS0.7%; scored 14 Oct 2026 → 0.7%; scored 15 Oct 2026
15 Oct 2026 · 01:07:54 UTC EPSSNot scored → 0.7%; scored 14 Oct 2026

Explore global source statements, affected packages and advisory history for CVE-2026-66822. The catalog has a separate collection scope from Microsoft release records.

cve-program · CVE-2026-66822

Published

.NET 10.0 runtime

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": ".NET 10.0 runtime",
                    "versions": [
                        {
                            "version": "10.0.0",
                            "lessThan": "10.0.13",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

.NET 11.0 runtime

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": ".NET 11.0 runtime",
                    "versions": [
                        {
                            "version": "11.0.0",
                            "lessThan": "11.0.0-rc.2",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

.NET 8.0 runtime

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": ".NET 8.0 runtime",
                    "versions": [
                        {
                            "version": "8.0.0",
                            "lessThan": "8.0.32",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

.NET 9.0 runtime

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": ".NET 9.0 runtime",
                    "versions": [
                        {
                            "version": "9.0.0",
                            "lessThan": "9.0.21",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2022 version 17.14

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2022 version 17.14",
                    "versions": [
                        {
                            "version": "17.14.0",
                            "lessThan": "17.14.42",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2026 version 18.10

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2026 version 18.10",
                    "versions": [
                        {
                            "version": "18.10.0",
                            "lessThan": "18.10.4",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-99277

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Oct 13, 2026, 6:59:44 PM

dateUpdated: Oct 31, 2026, 6:02:27 PM

18 related source bulletins · separate from aliases

RHSA-2026:86171: Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:86168: Red Hat Security Advisory: .NET 8.0 security, bug fix, and enhancement update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96222 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:86193: Red Hat Security Advisory: .NET 10.0 security, bug fix, and enhancement update

RHSA-2026:86192: Red Hat Security Advisory: .NET 10.0 security, bug fix, and enhancement update

RHSA-2026:84424: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-96225 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96237 · CVE-2026-96238

RHSA-2026:88474: Red Hat Security Advisory: .NET 8.0 security update

CVE-2026-58280 · CVE-2026-58649 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96222 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:86170: Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

RHSA-2026:88422: Red Hat Security Advisory: .NET 8.0 security update

RHSA-2026:86195: Red Hat Security Advisory: .NET 10.0 security, bug fix, and enhancement update

RHSA-2026:89735: Red Hat Security Advisory: .NET 9.0 security update

CVE-2026-58280 · CVE-2026-58649 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-69806 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:86172: Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

RHSA-2026:86169: Red Hat Security Advisory: .NET 8.0 security, bug fix, and enhancement update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96222 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:88424: Red Hat Security Advisory: .NET 9.0 security update

NCSC-2026-0426: Kwetsbaarheden verholpen in Microsoft Developer Tools

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69370 · CVE-2026-69651 · CVE-2026-69905 · CVE-2026-69914 · CVE-2026-69945 · CVE-2026-69969 · CVE-2026-69979 · CVE-2026-70007 · CVE-2026-70035 · CVE-2026-70098 · CVE-2026-70159 · CVE-2026-70161 · CVE-2026-70165 · CVE-2026-70174 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70190 · CVE-2026-70194 · CVE-2026-70196 · CVE-2026-70197 · CVE-2026-83520 · CVE-2026-84008 · CVE-2026-85363 · CVE-2026-85849 · CVE-2026-85934 · CVE-2026-87697 · CVE-2026-88092 · CVE-2026-96224 · CVE-2026-96225 · CVE-2026-96229 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96232 · CVE-2026-96233 · CVE-2026-96234 · CVE-2026-96235 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96957 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960 · CVE-2026-102229 · CVE-2026-102230 · CVE-2026-102231 · CVE-2026-102232 · CVE-2026-102233 · CVE-2026-102234 · CVE-2026-102235 · CVE-2026-102238 · CVE-2026-102851 · CVE-2026-102870 · CVE-2026-103572 · CVE-2026-108398 · CVE-2026-102869

RHSA-2026:88425: Red Hat Security Advisory: .NET 8.0 security update

WID-SEC-W-2026-3893: Microsoft Entwicklerwerkzeuge: Mehrere Schwachstellen

CVE-2026-100205 · CVE-2026-102229 · CVE-2026-102231 · CVE-2026-102232 · CVE-2026-102233 · CVE-2026-102234 · CVE-2026-102235 · CVE-2026-102238 · CVE-2026-102851 · CVE-2026-102869 · CVE-2026-102870 · CVE-2026-103572 · CVE-2026-105016 · CVE-2026-105729 · CVE-2026-105732 · CVE-2026-108398 · CVE-2026-109468 · CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69370 · CVE-2026-69651 · CVE-2026-70007 · CVE-2026-70035 · CVE-2026-70098 · CVE-2026-70159 · CVE-2026-70161 · CVE-2026-70162 · CVE-2026-70165 · CVE-2026-70174 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70190 · CVE-2026-70194 · CVE-2026-70196 · CVE-2026-70197 · CVE-2026-83520 · CVE-2026-84008 · CVE-2026-85363 · CVE-2026-85790 · CVE-2026-87697 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96222 · CVE-2026-96224 · CVE-2026-96225 · CVE-2026-96229 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96232 · CVE-2026-96233 · CVE-2026-96234 · CVE-2026-96235 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96251 · CVE-2026-96303 · CVE-2026-96957 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960 · CVE-2026-97788 · CVE-2026-97801

RHSA-2026:86594: Red Hat Security Advisory: .NET 8.0 security, bug fix, and enhancement update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-70175 · CVE-2026-70179 · CVE-2026-70181 · CVE-2026-70183 · CVE-2026-70186 · CVE-2026-70188 · CVE-2026-70196 · CVE-2026-84008 · CVE-2026-88092 · CVE-2026-92707 · CVE-2026-96222 · CVE-2026-96225 · CVE-2026-96230 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96236 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96958 · CVE-2026-96959 · CVE-2026-96960

RHSA-2026:84491: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-58280 · CVE-2026-66822 · CVE-2026-69651 · CVE-2026-70159 · CVE-2026-84008 · CVE-2026-96225 · CVE-2026-96231 · CVE-2026-96233 · CVE-2026-96237 · CVE-2026-96238 · CVE-2026-96957 · CVE-2026-96959

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-66822

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Awaiting Analysis

Weakness classifications: CWE-201

Original publisher date fields

published: 2026-10-13T19:18:53.693

lastModified: 2026-10-22T22:18:07.997

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-wxxw-5cvc-53j7

Published