CVE-2026-35594 Vikunja Link Share JWT tokens remain valid for 72 hours after share deletion or permission downgrade

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's link share authentication GetLinkShareFromClaims in pkg/models/linksharing.go constructs authorization objects entirely from JWT claims without any server-side database validation. When a project owner delet...

CVE-2026-35594 Vikunja Link Share JWT tokens remain valid for 72 hours after share deletion or permission downgrade

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's link share authentication GetLinkShareFromClaims in pkg/models/linksharing.go constructs authorization objects entirely from JWT claims without any server-side database validation. When a project owner delet...

CVE-2026-35594 Vikunja Link Share JWT tokens remain valid for 72 hours after share deletion or permission downgrade

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, Vikunja's link share authentication GetLinkShareFromClaims in pkg/models/linksharing.go constructs authorization objects entirely from JWT claims without any server-side database validation. When a project owner delet...

CVE-2026-35594

CVE-2026-35594 affects Vikunja prior to version 2.3.0, where link-share JWTs were validated entirely from JWT claims without server-side checks. The GetLinkShareFromClaims path builds a LinkSharing object without database validation, allowing previously issued link-share JWTs to retain their orig...

CVE-2026-34727

Vikunja

Vikunja: Link Share JWT tokens remain valid for 72 hours after share deletion or permission downgrade

Title Link Share JWT tokens remain valid for 72 hours after share deletion or permission downgrade Description Vikunja's link share authentication constructs authorization objects entirely from JWT claims without any server-side database validation. When a project owner deletes a link share or...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration due to the lack of server-side validation in the GetLinkShareFromClaims process. An attacker can retain unauthorized access to resources by using previously issued JWT tokens even after a link share is...

GHSA-8JVC-MCX6-R4CG Vikunja has TOTP Two-Factor Authentication Bypass via OIDC Login Path

Summary The OIDC callback handler issues a full JWT token without checking whether the matched user has TOTP two-factor authentication enabled. When a local user with TOTP enrolled is matched via the OIDC email fallback mechanism, the second factor is completely skipped. Details The OIDC callback...

PT-2026-31944

Name of the Vulnerable Software and Affected Versions: Vikunja versions prior to 2.3.0 Description: A flaw exists in the OIDC callback handler where a full JWT token is issued without verifying TOTP two-factor authentication status for the matched user. Specifically, when a local user with TOTP...

Vikunja Authorization Vulnerabilities

Vikunja is an open-source to-do application developed by Vikunja. Versions of Vikunja prior to 2.3.0 had an authorization vulnerability. This vulnerability stemmed from the OIDC callback handler, which issued full JWT tokens without checking whether the matching user had enabled TOTP two-factor...

EUVD-2026-21035

OpenPLCV3 REST API endpoint checks for JWT presence but never verifies the caller's role. Any authenticated user with role=user can delete any other user, including administrators, by specifying their user ID or they can create new accounts with role=admin, escalating to full administrator access...

CVE-2026-35063

OpenPLCV3 REST API endpoint checks for JWT presence but never verifies the caller's role. Any authenticated user with role=user can delete any other user, including administrators, by specifying their user ID or they can create new accounts with role=admin, escalating to full administrator access...

CVE-2026-35063 Missing Authorization in OpenPLC_V3

OpenPLCV3 REST API endpoint checks for JWT presence but never verifies the caller's role. Any authenticated user with role=user can delete any other user, including administrators, by specifying their user ID or they can create new accounts with role=admin, escalating to full administrator access...

CVE-2026-35040

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 6.2.1, using certain modifiers on RegExp objects in the allowedAud, allowedIss, allowedSub, allowedJti, or allowedNonce options in verify functions can cause certain unintended behaviours. This is because some modifiers are statef...

CVE-2026-35041 ReDoS in fast-jwt when using RegExp in allowed* leading to CPU exhaustion during token verification

fast-jwt provides fast JSON Web Token JWT implementation. From 5.0.0 to 6.2.0, a denial-of-service condition exists in fast-jwt when the allowedAud verification option is configured using a regular expression. Because the aud claim is attacker-controlled and the library evaluates it against the...

Apache Airflow: JWT token still valid after logout

When user logged out, the JWT token the user had authtenticated with was not invalidated, which could lead to reuse of that token in case it was intercepted. In Airflow 3.2 we implemented the mechanism that implements token invalidation at logout. Users who are concerned about the logout scenario...

EUVD-2025-209371

When user logged out, the JWT token the user had authtenticated with was not invalidated, which could lead to reuse of that token in case it was intercepted. In Airflow 3.2 we implemented the mechanism that implements token invalidation at logout. Users who are concerned about the logout scenario...

GHSA-C92R-G8J5-VHCX Apache Airflow: JWT token still valid after logout

When user logged out, the JWT token the user had authtenticated with was not invalidated, which could lead to reuse of that token in case it was intercepted. In Airflow 3.2 we implemented the mechanism that implements token invalidation at logout. Users who are concerned about the logout scenario...

Insufficient Session Expiration

Overview Affected versions of this package are vulnerable to Insufficient Session Expiration through the logout handler in airflow-core/src/airflow/apifastapi/coreapi/routes/public/auth.py and the token validation path in airflow-core/src/airflow/apifastapi/auth/managers/baseauthmanager.py. An...

CVE-2025-57735

When user logged out, the JWT token the user had authtenticated with was not invalidated, which could lead to reuse of that token in case it was intercepted. In Airflow 3.2 we implemented the mechanism that implements token invalidation at logout. Users who are concerned about the logout scenario...