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[ CVE-2026-112816 · Published 30 Oct 2026 ]

Vulnerability in Canonical LXD

CVSS 10.0 EPSS <1%1 agency advisoryNo fix listed yet

[ Why it matters ]Priority signals

  • Critical severity: CVSS 10.0

[ Description ]Official description

Improper certificate validation in the HTTPS listener in Canonical LXD 4.0.14, 5.0.10, 5.21.8, 6.9 before 4.0.15, 5.0.11, 5.21.9, 6.10.1 allows an unauthenticated attacker to authenticate as any trusted client and gain full access to the cluster and managed virtual machines via a crafted certificate chain.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

[ References ]References