What is CVE-2025-59949?

CVE-2025-59949 is a medium-severity vulnerability in Freshrss, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.3/10. Published 2025-12-18.

How severe is CVE-2025-59949?

Medium severity. CVSS v3 base score is 5.3 out of 10.

CSRF in Freshrss

CVE-2025-59949

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.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2025-12-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (36.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Freshrss — versions < 1.27.1

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

github.com/FreshRSS/FreshRSS/security/advisories/GHSA-w7f5-8vf9-f966 (Exploit, Vendor Advisory)
github.com/FreshRSS/FreshRSS/pull/7958 (Patch, Issue Tracking)
github.com/FreshRSS/FreshRSS/pull/7997 (Patch, Issue Tracking)
github.com/FreshRSS/FreshRSS/pull/7999 (Issue Tracking)

Frequently asked questions

What is CVE-2025-59949?: CVE-2025-59949 is a medium-severity vulnerability in Freshrss, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.3/10. Published 2025-12-18.
How severe is CVE-2025-59949?: Medium severity. CVSS v3 base score is 5.3 out of 10.