CVE-2023-26491
5.4 · MEDIUMOverview
CVE-2023-26491 is a medium-severity vulnerability affecting rsshub rsshub. 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 and patches from rsshub. Update rsshub to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| rsshub | rsshub | >= 0, < 2023-03-02 | Affected |
References
Frequently Asked Questions
What is CVE-2023-26491?
CVE-2023-26491 is a medium-severity vulnerability affecting rsshub rsshub. 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 and patches from rsshub. Update rsshub to the latest patched version. 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's AI-powered security agents can automatically detect CVE-2023-26491 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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