CVE-2026-112816 | BDVDB-2026-398241 Detail
CanonicalLXD
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.
Impact#
CAPEC-475 Signature Spoofing by Improper Validation
Weaknesses#
- CWE-295 Improper certificate validation
References#
- https://github.com/canonical/lxd/security/advisories/GHSA-99jp-jwmc-65p4
- https://discourse.ubuntu.com/t/security-advisory-critical-vulnerability-found-in-canonical-lxd-and-microcloud/90557
- https://discourse.ubuntu.com/t/lxd-6-10-1-lts-has-been-released/90024
- https://discourse.ubuntu.com/t/lxd-5-21-9-lts-has-been-released/90565/1
- https://discourse.ubuntu.com/t/lxd-5-0-11-lts-has-been-released/90570/1
- https://discourse.ubuntu.com/t/lxd-4-0-15-lts-has-been-released/90571
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.