Privilege escalation in Galette

CVE-2025-58053

Galette is a membership management web application for non profit organizations. Prior to version 1.2.0, while updating any existing account with a self forged POST request, one can gain higher privileges. Version 1.2.0 fixes the issue.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-58053: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-58053?
CVE-2025-58053 is a critical-severity vulnerability in Galette, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2025-12-19.
How severe is CVE-2025-58053?
Critical severity. CVSS v3 base score is 9.8 out of 10.