Improper certificate validation in the HTTPS listener in LXD (Canonical LXD)

CVE-2026-112816

CRITICAL 10.0

En bref

Source: NVD
État: PUBLISHED
Publiée: 2026-10-30 16:42 UTC
Mise à jour: 2026-10-31 03:56 UTC
Attribuée par: canonical
Statut NVD: Deferred

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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.

Faiblesses (CWE)

CWE-295 — Validation incorrecte de certificat

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 4.0	CRITICAL 10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	canonical
CVSS 4.0	CRITICAL 10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD · security@ubuntu.com (Secondary)

Références européennes

ENISA EUVD · EUVD-2026-114194
GCVE · GCVE-0-2026-112816

Produits affectés

Produit	Versions
Canonical · LXD	affected 4.0.14 < 4.0.15 ; affected 5.0.10 < 5.0.11 ; affected 5.21.8 < 5.21.9 ; affected 6.9.0 < 6.10.1

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

💣 Improper certificate validation in the HTTPS listener in LXD (Canonical LXD)