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CVE-2025-57769: FreshRSS is a free, self-hostable RSS aggregator

31
Routine
MEDIUM 6.1UPGRADE

CVE-2025-57769 is a medium-severity flaw (CVSS 6.1) affecting freshrss. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreshRSS is a free, self-hostable RSS aggregator. Versions 1.26.3 and below contain a vulnerability where a specially crafted page can trick a user into executing arbitrary JS code or promoting a user in FreshRSS by obscuring UI elements in iframes. If embedding an authenticated iframe is possible, this may lead to privilege escalation via obscuring the promote user button in the admin UI or XSS by tricking the user to drag content into the UserJ

Why this priority

  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score6.1 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.3% (top 80%)
CISA exploited listNo
WeaknessCWE-79, CWE-1021
Published2025-09-29
Last modified2026-10-19
Publisher (CNA): GitHub, Inc. · Vendor: freshrss

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Last updated 2026-10-19 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

freshrss freshrss UPGRADE
Affected: < 1.27.0
Fixed in: 1.27.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy freshrss || rpm -q freshrss || freshrss --version
2. UPGRADE to 1.27.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade freshrss
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade freshrss
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-57769?

freshrss: upgrade to 1.27.0. Exact commands for each OS are on this page.

Is CVE-2025-57769 being exploited?

CVE-2025-57769 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-57769 affect?

CVE-2025-57769 affects freshrss. Severity is medium (CVSS 6.1). FreshRSS is a free, self-hostable RSS aggregator. Versions 1.26.3 and below contain a vulnerability where a specially crafted page can trick a user into executing arbitrary JS code or promoting a user in FreshRSS by obscuring UI elements in

How urgent is CVE-2025-57769?

Priority 31/100. Public exploit reference

Related CVEs

References

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