What is CVE-2026-43948?

CVE-2026-43948 is a critical-severity vulnerability in Wger-project Wger, classified under Incorrect Authorization. CVSS score: 9.9/10. Published 2026-05-12.

How severe is CVE-2026-43948?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Auth bypass in Wger-project Wger

CVE-2026-43948

wger is a free, open-source workout and fitness manager. Prior to 2.6, the reset_user_password and gym_permissions_user_edit views in wger perform a gym-scope authorization check using Python object comparison (!=) that evaluates None != N…

Vulnerability class: Broken Access Control

EPSS: 0.000 (2.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Wger-project Wger — versions < 2.6

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-43948?: CVE-2026-43948 is a critical-severity vulnerability in Wger-project Wger, classified under Incorrect Authorization. CVSS score: 9.9/10. Published 2026-05-12.
How severe is CVE-2026-43948?: Critical severity. CVSS v3 base score is 9.9 out of 10.