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-2026-39924 Flarum < 1.8.16 Session Persistence via Improper Access Token Revocation

Flarum before 1.8.16 contains an improper session invalidation vulnerability that allows attackers who hold a valid session token to retain full account access after a victim changes their password, because the accesstokens table is never cleared on password change events. The...