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Vulnerability record · CVE-2025-54875 · published 29 September 2025

CVE-2025-54875: Freshrss improper access control vulnerability

Freshrss · Freshrss

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.

9.8 CVSS 3.1 Critical EPSS 0.53% · top 57.4% CWE-284 · Improper access control
9.8CVSS 3.1 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/FreshRSS/FreshRSS/pull/7783 Patch
https://github.com/FreshRSS/FreshRSS/releases/tag/1.27.0 Release Notes
https://github.com/FreshRSS/FreshRSS/security/advisories/GHSA-h625-ghr3-jppq ExploitThird Party AdvisoryVendor Advisory
https://github.com/FreshRSS/FreshRSS/security/advisories/GHSA-h625-ghr3-jppq ExploitThird Party AdvisoryVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2025-54592Freshrss insufficient session expiration vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. Versions 1.26.3 and below do not properly terminate the session during logout. After a user logs ou…EPSS 0.53%7.5CVE-2025-62166Freshrss improper access control vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. Prior 1.28.0, a bug in the auth logic related to master authentication tokens, this restriction is …EPSS 0.38%7.5CVE-2025-68148Freshrss allocation without limits vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. From version 1.27.0 to before 1.28.0, An attacker could globally deny access to feeds via proxy mod…EPSS 0.46%7.5CVE-2025-54591Freshrss improper access control vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. Versions 1.26.3 and below expose information about feeds and tags of default admin users, due to la…EPSS 0.43%7.5CVE-2022-23497Freshrss information exposure vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. User configuration files can be accessed by a remote user. In addition to user preferences, such co…EPSS 0.88%7.4CVE-2025-58173Freshrss improper input validation vulnerabilityFreshRSS is a self-hosted RSS feed aggregator. In versions 1.23.0 through 1.27.0, using a path traversal inside the `language` user configuration par…EPSS 0.70%7.2CVE-2025-54593Freshrss code injection vulnerabilityFreshRSS is a free, self-hostable RSS aggregator. In versions 1.26.1 and below, an authenticated administrator user can execute arbitrary code on the…EPSS 0.78%7.1CVE-2025-46341Freshrss server-side request forgery (ssrf) vulnerabilityFreshRSS is a self-hosted RSS feed aggregator. Prior to version 1.26.2, when the server is using HTTP auth via reverse proxy, it's possible to impers…EPSS 0.46%

Source: NIST National Vulnerability Database (record CVE-2025-54875), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.