Mattermost Server 10.11.x < 10.11.22 / 11.7.x < 11.7.7 Multiple Vulnerabilities (MMSA-2026-00672, MMSA-2026-00675, MMSA-2026-00704)

The version of Mattermost Server installed on the remote host is affected by multiple vulnerabilities as referenced in the MMSA-2026-00672, MMSA-2026-00675, MMSA-2026-00704 advisories. - Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin...

CVE-2026-16045

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 Mattermost failed to restrict OAuth deauthorization and personal access token management endpoints to direct user sessions, which allowed an OAuth app with a delegated user token to revoke the user's authorizations or tokens for other...

CVE-2026-16045 Delegated OAuth tokens could revoke unrelated OAuth application authorizations

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 Mattermost failed to restrict OAuth deauthorization and personal access token management endpoints to direct user sessions, which allowed an OAuth app with a delegated user token to revoke the user's authorizations or tokens for other...

EUVD-2026-60210

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 Mattermost failed to restrict OAuth deauthorization and personal access token management endpoints to direct user sessions, which allowed an OAuth app with a delegated user token to revoke the user's authorizations or tokens for other...

CVE-2026-16045

Mattermost 11.7.x (≤11.7.6) and 10.11.x (≤10.11.21) failed to restrict OAuth deauthorization and personal access token management endpoints to direct user sessions. A malicious OAuth app holding a delegated user token could revoke the user's authorizations or tokens for unrelated integrations via...

CVE-2026-16045

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 Mattermost failed to restrict OAuth deauthorization and personal access token management endpoints to direct user sessions, which allowed an OAuth app with a delegated user token to revoke the user's authorizations or tokens for other...

CVE-2026-68481

A flaw was found in Apache CXF. This vulnerability affects the DefaultEncryptingOAuthDataProvider, where revoked access and refresh tokens can still be successfully decrypted and reported as active. This bypasses the intended token revocation process, potentially allowing unauthorized access to...

CVE-2026-48079

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

CVE-2026-48079 OpenReception's logout page clears local access_token before server-side revocation, leaving duplicated tokens valid until expiry

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, when a user navigates to the /logout page, the page's server-side load handler deletes the accesstoken cookie before calling /api/auth/logout via an internal...

CVE-2025-12317 Improper Token Revocation via SOAP Services in Multiple WSO2 Products Allows Retained Access Privileges

When internal roles are removed from a user within the WSO2 product, the system fails to invalidate any previously issued authentication tokens associated with that user. This vulnerability could allow users to retain their previous access privileges even after their roles have been revoked. As a...

CVE-2025-12317

Technical details are not publicly available in the provided documents. Monitor for updates.

CVE-2026-68481

In Apache CXF's DefaultEncryptingOAuthDataProvider, revoked access tokens still decrypt successfully, and TokenIntrospectionService reports active:true. The same applies to refresh tokens. This violates the RFC stipulations that 'The authorization server MUST invalidate the token.' and...

CVE-2026-39924

CVE-2026-39924 affects Flarum prior to 1.8.16. The vulnerability is a session persistence issue caused by not clearing the access_tokens table on password changes, leaving attacker-held sessions active even after a victim resets a password. The TokensClearer::clearPasswordTokens() function only r...

CVE-2026-71206

Shiori's CheckToken function internal/domains/auth.go validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase...

CVE-2026-71206

Shiori CVE-2026-71206 affects the JWT CheckToken flow: it validates only the HMAC signature and returns the embedded claims.Account without re-fetching from the DB, with no session store or token revocation. Deletion or demotion of an account does not invalidate existing tokens, so an attacker co...

CVE-2026-71206

Shiori's CheckToken function internal/domains/auth.go validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase. Deleting an account or...

CVE-2026-71206 shiori - JWT CheckToken Never Re-Validates Account State, Allowing Stale-Privilege Access After Deletion or Demotion

Shiori's CheckToken function internal/domains/auth.go validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase...

CVE-2026-71206 shiori - JWT CheckToken Never Re-Validates Account State, Allowing Stale-Privilege Access After Deletion or Demotion

Shiori's CheckToken function internal/domains/auth.go validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase...

EUVD-2026-53203

Shiori's CheckToken function internal/domains/auth.go validates only the JWT's HMAC signature and returns the embedded claims.Account object unmodified, never re-fetching the account from the database. No session store or token-revocation mechanism exists in the codebase. Deleting an account or...

CVE-2026-18218

A flaw was found in the TokenManager component of the Keycloak identity management service. When an administrator attempts to revoke tokens for a specific application client using a "not-before" policy, the revocation may be silently ignored if the overall security realm already has an older,...