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CVE-2025-54593

7.2 · HIGH

FreshRSS is a free, self-hostable RSS aggregator.

Published Aug 1, 2025CWE-94EPSS 0.81%

Overview

CVE-2025-54593 is a high-severity vulnerability. It was published on August 1, 2025 and has a CVSS 3.1 base score of 7.2 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

FreshRSS is a free, self-hostable RSS aggregator. In versions 1.26.1 and below, an authenticated administrator user can execute arbitrary code on the FreshRSS server by modifying the update URL to one they control, and gain code execution after running an update. After successfully executing code, user data including hashed passwords can be exfiltrated, the instance can be defaced when file permissions allow. Malicious code can be inserted into the instance to steal plaintext passwords, among others. This is fixed in version 1.26.2.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/FreshRSS/FreshRSS/commit/dbdadbb4107878d9233f635c31a88afe45957101GitHubgithub.com/FreshRSS/FreshRSS/pull/7477GitHubgithub.com/FreshRSS/FreshRSS/releases/tag/1.26.2GitHubgithub.com/FreshRSS/FreshRSS/security/advisories/GHSA-jcww-48g9-wf57

How CyberStrike helps

Frequently asked questions

What is CVE-2025-54593?

CVE-2025-54593 is a high-severity vulnerability. It was published on August 1, 2025 and has a CVSS 3.1 base score of 7.2 (HIGH).

How severe is CVE-2025-54593?

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-54593?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-54593?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-54593 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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