GHSA-CJ9G-27PH-4CGV wger Vulnerable to IDOR: Authenticated Users Can Read Any User's Private Workout Session Data via Template Routine API

Summary Any authenticated user can read another user's private workout session notes, exercise history, and training statistics by calling the /logs/ and /stats/ actions on a routine they do not own. The RoutinePermission class grants read access to any authenticated user when a routine has...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key. An attacker can access another user's workout routine details, including day sequences, exercise structure, training logs, and statistics, by making API requests to endpoints with a...

EUVD-2026-8906

wger: IDOR via user-unscoped cache keys on routine API actions exposes workout data...

CVE-2026-27838 wger: IDOR via user-unscoped cache keys on routine API actions exposes workout data

wger is a free, open-source workout and fitness manager. Five routine detail action endpoints check a cache before calling self.getobject. In versions up to and including 2.4, ache keys are scoped only by pk — no user ID is included. When a victim has previously accessed their routine via the API...

CVE-2026-27838 wger: IDOR via user-unscoped cache keys on routine API actions exposes workout data

wger is a free, open-source workout and fitness manager. Five routine detail action endpoints check a cache before calling self.getobject. In versions up to and including 2.4, ache keys are scoped only by pk — no user ID is included. When a victim has previously accessed their routine via the API...