CVE-2025-59949: FreshRSS has Logout CSRF that Leads to DoS via <track src>

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-18 · updated 2026-10-13
Weakness: CWE-352

Description

FreshRSS is a free, self-hostable RSS aggregator. Versions prior to 1.27.1 have a logout cross-site request forgery vulnerability that can lead to denial of service via <track src>. Version 1.27.1 patches the issue.

Affected products

FreshRSS: before 1.27.1 — fixed in 1.27.1

How to fix

Upgrade to a fixed version: FreshRSS 1.27.1. Check the vendor advisory for mitigations.

References

https://github.com/FreshRSS/FreshRSS/pull/7958
https://github.com/FreshRSS/FreshRSS/pull/7997
https://github.com/FreshRSS/FreshRSS/pull/7999
https://github.com/FreshRSS/FreshRSS/security/advisories/GHSA-w7f5-8vf9-f966
https://github.com/FreshRSS/FreshRSS/security/advisories/GHSA-w7f5-8vf9-f966

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