SB2026022744 - Multiple vulnerabilities in wger

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Authorization bypass through user-controlled key (CVE-ID: CVE-2026-27835)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the IDOR issue in RepetitionsConfig and MaxRepetitionsConfig. A remote user can gain access to sensitive information on the target system.

2) Authorization bypass through user-controlled key (CVE-ID: CVE-2026-27838)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the IDOR issue in user-unscoped cache keys on routine API. A remote user can gain access to sensitive information on the target system.

3) Authorization bypass through user-controlled key (CVE-ID: CVE-2026-27839)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the IDOR issue in nutritional_values endpoints. A remote user can gain access to sensitive information on the target system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://github.com/wger-project/wger/security/advisories/GHSA-xf68-8hjw-7mpm
• https://github.com/wger-project/wger/security/advisories/GHSA-42cr-w2gr-m54q
• https://github.com/wger-project/wger/security/advisories/GHSA-g8gc-6c4h-jg86