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CVE-2023-26491

5.4 · MEDIUM

RSSHub is an open source and extensible RSS feed generator.

Published Mar 3, 2023CWE-79EPSS 0.43%

Overview

CVE-2023-26491 is a medium-severity vulnerability. It was published on March 3, 2023 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

RSSHub is an open source and extensible RSS feed generator. When the URL parameters contain certain special characters, it returns an error page that does not properly handle XSS vulnerabilities, allowing for the execution of arbitrary JavaScript code. Users who access the deliberately constructed URL are affected. This vulnerability was fixed in version c910c4d28717fb860fbe064736641f379fab2c91. Please upgrade to this or a later version, there are no known workarounds.

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/DIYgod/RSSHub/commit/c910c4d28717fb860fbe064736641f379fab2c91GitHubgithub.com/DIYgod/RSSHub/security/advisories/GHSA-32gr-4cq6-5w5qGitHubgithub.com/DIYgod/RSSHub/commit/c910c4d28717fb860fbe064736641f379fab2c91GitHubgithub.com/DIYgod/RSSHub/security/advisories/GHSA-32gr-4cq6-5w5q

How CyberStrike helps

Frequently asked questions

What is CVE-2023-26491?

CVE-2023-26491 is a medium-severity vulnerability. It was published on March 3, 2023 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2023-26491?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-26491?

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-2023-26491?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-26491 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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