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CVE-2026-92543ImportantRevised 1 Nov

Docker Engine insecure-registry fallback via malicious DNS responses

MSRC advisory NVD CVE.org

Assessment

Severity
Important
CVSS base score
Not published
Impact
Not stated
Exploitation detected
Unknown: not stated by MSRC
Exploitability
Not assessed
Publicly disclosed
Unknown: not stated by MSRC
EPSS · 30-day forecast
No EPSS score collected
Customer action
Required: follow the MSRC remediation guidance
More details
Public detection template
No Nuclei template is listed in the current collected catalog
Component
Mariner
Weakness
CWE-295: Improper Certificate Validation
Issued by
Docker
Published
11 Oct 2026 · October 2026
Last revised
1 Nov 2026Information published.

Updates that fix it

0 KBs

No KB listed

No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.

Affected products

Open Source Software
6 affected products
  • azl3 cert-manager 1.12.15-14 on Azure Linux 3.0
  • azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0
  • azl3 docker-cli 25.0.7-5 on Azure Linux 3.0
  • azl3 docker-compose 2.27.0-14 on Azure Linux 3.0
  • azl3 moby-engine 25.0.18-1 on Azure Linux 3.0
  • azl3 moby-engine 25.0.3-20 on Azure Linux 3.0

What changed

  1. Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  2. Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  3. Detection template: Unknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  4. Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  5. Affected products: azl3 cert-manager 1.12.15-14 on Azure Linux 3.0, azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0, azl3 docker-cli 25.0.7-5 on Azure Linux 3.0, azl3 docker-compose 2.27.0-14 on Azure Linux 3.0, azl3 moby-engine 25.0.3-20 on Azure Linux 3.0 → azl3 cert-manager 1.12.15-14 on Azure Linux 3.0, azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0, azl3 docker-cli 25.0.7-5 on Azure Linux 3.0, azl3 docker-compose 2.27.0-14 on Azure Linux 3.0, azl3 moby-engine 25.0.18-1 on Azure Linux 3.0, azl3 moby-engine 25.0.3-20 on Azure Linux 3.0
  6. Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: No → Unknown: not stated by MSRC · Exploitation detected: Not reported by MSRC → Unknown: not stated by MSRC
  7. 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
  8. 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
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 (38)

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

  1. 6 Nov 2026 · 17:32:22 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  2. 6 Nov 2026 · 17:32:22 UTC Source coverage: public-exploit-codeIncomplete → Current
  3. 6 Nov 2026 · 17:32:22 UTC Source coverage: first-epssIncomplete → Current
  4. 6 Nov 2026 · 17:32:22 UTC Source coverage: msrc-cvrfIncomplete → Current
  5. 6 Nov 2026 · 16:31:02 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  6. 6 Nov 2026 · 16:31:02 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  7. 6 Nov 2026 · 16:31:02 UTC Source coverage: first-epssCurrent → Incomplete
  8. 6 Nov 2026 · 16:31:02 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  9. 2 Nov 2026 · 17:30:39 UTC Public detection templateUnknown: detection-template evidence is incomplete or retained → No Nuclei template listed
  10. 2 Nov 2026 · 17:30:39 UTC Source coverage: public-exploit-codeIncomplete → Current
  11. 2 Nov 2026 · 17:30:39 UTC Source coverage: first-epssIncomplete → Current
  12. 2 Nov 2026 · 17:30:39 UTC Source coverage: msrc-cvrfIncomplete → Current
  13. 2 Nov 2026 · 16:27:39 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  14. 2 Nov 2026 · 16:27:39 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  15. 2 Nov 2026 · 16:27:39 UTC Source coverage: first-epssCurrent → Incomplete
  16. 2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  17. 2 Nov 2026 · 09:04:36 UTC Last revised17 Oct 2026 01:48 UTC → 1 Nov 2026 14:45 UTC
  18. 2 Nov 2026 · 09:04:36 UTC Affected productsazl3 cert-manager 1.12.15-14 on Azure Linux 3.0, azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0, azl3 docker-cli 25.0.7-5 on Azure Linux 3.0, azl3 docker-compose 2.27.0-14 on Azure Linux 3.0, azl3 moby-engine 25.0.3-20 on Azure Linux 3.0 → azl3 cert-manager 1.12.15-14 on Azure Linux 3.0, azl3 docker-buildx 0.14.0-17 on Azure Linux 3.0, azl3 docker-cli 25.0.7-5 on Azure Linux 3.0, azl3 docker-compose 2.27.0-14 on Azure Linux 3.0, azl3 moby-engine 25.0.18-1 on Azure Linux 3.0, azl3 moby-engine 25.0.3-20 on Azure Linux 3.0
  19. 29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
  20. 29 Oct 2026 · 20:19:26 UTC EPSSNot scored → No EPSS score collected
  21. 29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
  22. 29 Oct 2026 · 20:19:26 UTC Publicly disclosedNo → Unknown: not stated by MSRC
  23. 29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → Unknown: not stated by MSRC
  24. 23 Oct 2026 · 09:33:49 UTC Public exploit codeUnknown: exploit-code evidence is incomplete or retained → No Nuclei template listed
  25. 23 Oct 2026 · 09:33:49 UTC CISA KEVUnknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
  26. 23 Oct 2026 · 09:33:49 UTC Source coverage: public-exploit-codeIncomplete → Current
  27. 23 Oct 2026 · 09:33:49 UTC Source coverage: first-epssIncomplete → Current
  28. 23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
  29. 23 Oct 2026 · 09:33:49 UTC Source coverage: msrc-cvrfIncomplete → Current
  30. 23 Oct 2026 · 08:31:50 UTC Public exploit codeNo Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
  31. 23 Oct 2026 · 08:31:50 UTC CISA KEVNot listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
  32. 23 Oct 2026 · 08:31:50 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  33. 23 Oct 2026 · 08:31:50 UTC Source coverage: first-epssCurrent → Incomplete
  34. 23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
  35. 23 Oct 2026 · 08:31:50 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  36. 18 Oct 2026 · 14:54:30 UTC Link: October 2026/security?release=2026-Oct#cves
  37. 17 Oct 2026 · 07:28:24 UTC Last revised12 Oct 2026 15:34 UTC → 17 Oct 2026 01:48 UTC
  38. 14 Oct 2026 · 11:22:42 UTC Source coverage: msrc-cvrfIncomplete → Current

Explore global source statements, affected packages and advisory history for CVE-2026-92543. The catalog has a separate collection scope from Microsoft release records.

cve-program · CVE-2026-92543

Published

Docker Engine

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "defaultStatus": "unaffected",
                    "product": "Docker Engine",
                    "vendor": "Docker",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "29.8.2",
                            "versionType": "semver"
                        }
                    ]
                }

github.com/moby/moby/v2

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "defaultStatus": "unaffected",
                    "packageName": "github.com/moby/moby/v2",
                    "product": "Moby",
                    "vendor": "Moby",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "lessThan": "v2.0.0-beta.25",
                            "versionType": "semver"
                        }
                    ]
                }

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

ChangeIntel

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Sources read 11 Nov 14:12 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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