Security November 2026 Latest record .NET Denial of Service Vulnerability Recorded 10 Nov 2026 at 18:32 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position.
See the latest record .
CVE Microsoft Security Response Center
.NET Denial of Service Vulnerability Stack-based buffer overflow in .NET allows an unauthorized attacker to deny service over a network.
What it said
CVE CVE-2026-109475
Severity Important
CVSS base score 7.5
CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Impact Denial of Service
Exploitation detected No known exploitation (MSRC assessment)
Publicly disclosed No (MSRC assessment)
Exploitability Exploitation Less Likely
Component .NET
Weakness CWE-121: Stack-based Buffer Overflow
Issued by Microsoft
Customer action Required: follow the MSRC remediation guidance
Affected products .NET 10.0 installed on Linux, .NET 11.0 installed on Linux, .NET 8.0 installed on Linux, .NET 9.0 installed on Linux
Updates that fix it KB5135241: .NET 10.0 installed on Linux; KB5135242: .NET 9.0 installed on Linux; KB5135243: .NET 8.0 installed on Linux
CISA KEV Not listed in the collected catalog
EPSS No EPSS score collected
Public detection template No Nuclei template listed
Published 10 Nov 2026 08:00 UTC
Last revised 10 Nov 2026 08:00 UTC
Revision note Information published.
Source evidence when recorded
Microsoft security releases Complete at observationRead 10 Nov 2026 at 18:30 UTC
CISA KEV Complete at observationRead 10 Nov 2026 at 18:30 UTC
FIRST EPSS Complete at observationRead 10 Nov 2026 at 18:30 UTC
Public detection templates (Nuclei) Complete at observationRead 10 Nov 2026 at 18:30 UTC
Coverage describes the sources at this observation. A complete read then does not establish their current position.
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 (0)
Up to 100 recent field edits are shown; older edits may be outside retention.
No retained field changes for this selection.