CVE-2025-54875

FreshRSS: Unauthorized creation of admin user when registration is enabled

State: Published
Severity: 9.8 Critical
Published: Sep 29, 2025
Updated: Sep 30, 2025
Reserved: Jul 31, 2025

Description

FreshRSS is a free, self-hostable RSS aggregator. In versions 1.16.0 and above through 1.26.3, an unprivileged attacker can create a new admin user when registration is enabled through the use of a hidden field used only in the user management admin page, new_user_is_admin. This is fixed in version 1.27.0.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
FreshRSSFreshRSS	>= 1.16.0, < 1.27.0Affected

References

https://github.com/FreshRSS/FreshRSS/security/advisories/GHSA-h625-ghr3-jppq
https://github.com/FreshRSS/FreshRSS/pull/7783
https://github.com/FreshRSS/FreshRSS/releases/tag/1.27.0

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