CVE-2025-58173: FreshRSS is a self-hosted RSS feed aggregator

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HIGH 8.8UPGRADE

CVE-2025-58173 is a high-severity flaw (CVSS 8.8) affecting freshrss. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreshRSS 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 parameter, it's possible to call `install.php` and perform various administrative actions as an unprivileged user. These actions include logging in as the admin, creating a new admin user, or set the database to an attacker-controlled MySQL server and abuse it to execute code in FreshRSS by setting mali

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-20, CWE-22
Published	2025-12-16
Last modified	2026-10-14

Publisher (CNA): GitHub, Inc. · Vendor: freshrss

Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-16 00:16 UTCPublished CVE record published
2026-10-14 13:10 UTCUpdated Record last modified

freshrss freshrss UPGRADE

Affected: >= 1.23.0 and < 1.27.1

Fixed in: 1.27.1

Safe to downgrade to: a release before 1.23.0

1. Check installed version

apt-cache policy freshrss || rpm -q freshrss || freshrss --version

2. UPGRADE to 1.27.1 (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.

3. If no update is available yet, DOWNGRADE to a release before 1.23.0 (Debian / Ubuntu)

apt-cache madison freshrss sudo apt install freshrss=<VERSION_BEFORE_1.23.0> sudo apt-mark hold freshrss

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list freshrss sudo dnf downgrade freshrss-<VERSION_BEFORE_1.23.0> sudo dnf versionlock add freshrss

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-58173?

freshrss: upgrade to 1.27.1. Exact commands for each OS are on this page.

Is CVE-2025-58173 being exploited?

CVE-2025-58173 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-2025-58173 affect?

CVE-2025-58173 affects freshrss. Severity is high (CVSS 8.8). FreshRSS 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 parameter, it's possible to call `install.php` and perform various administrative actions as a

How urgent is CVE-2025-58173?

Priority 49/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities · MySQL vulnerabilities

Related CVEs

CVE-2025-61586 MEDIUM 5.3 UPGRADE FreshRSS is a free, self-hostable RSS aggregator
CVE-2025-54592 CRITICAL 9.8 UPGRADE FreshRSS is a free, self-hostable RSS aggregator
CVE-2025-54875 CRITICAL 9.8 UPGRADE FreshRSS is a free, self-hostable RSS aggregator
CVE-2025-54591 HIGH 7.5 UPGRADE FreshRSS is a free, self-hostable RSS aggregator
CVE-2025-59948 MEDIUM 6.7 UPGRADE FreshRSS is a free, self-hostable RSS aggregator

References

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