CVE-2025-12419Published
Mattermost versions 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12, 11.0.x <= 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation priv…
Exact source revision recorded 25 Oct 2026 01:17:23 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2025-12419 · Microsoft / collected KEV context
nvd · CVE-2025-12419
Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.