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-2026-42276

This vulnerability enables large‑scale data harvesting without requiring app‑specific secrets. A single request to a minimal leaderboard component may return user records containing emails, UUIDs, and custom fields. The combination of wildcard CORS behavior, long‑lived twenty‑day JWTs, and the...

Daptin's Session Management Vulnerability Leads to Insufficient Session Expiration After Password Change

Summary A session invalidation vulnerability exists in daptin's authentication system where JSON Web Tokens JWTs remain fully valid after a user changes their password. The JWT validation middleware CheckJWT only verifies token signature, expiry, issuer, and signing algorithm — it does not check...