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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-73481

phpList < 3.7.0-RC5 Cross-Site Request Forgery via Bounce Rules

Description

phpList before 3.7.0-RC5 fail to enforce CSRF token validation on the bounce rule deletion endpoint (bouncerules.php / bouncerule.php). The deletion is performed via a GET request (?page=bouncerules&del=N), and the central CSRF check (verifyCsrfGetToken) is invoked with enforce=false, so it only validates the token when a 'tk' parameter is present. A remote attacker can trick an authenticated administrator into loading a crafted URL (e.g., embedded in an image tag) to delete arbitrary bounce rules from the phplist_bounceregex table without a valid CSRF token.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

phplist phplist3

Default version status: affected

  • 0 to < 3.7.0-RC5affected
pkg:github/phpList/phplist3

References