CVE-2023-26491: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

March 3, 2023 (updated March 13, 2023)

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.

References

github.com/DIYgod/RSSHub/commit/c910c4d28717fb860fbe064736641f379fab2c91
github.com/DIYgod/RSSHub/security/advisories/GHSA-32gr-4cq6-5w5q
nvd.nist.gov/vuln/detail/CVE-2023-26491

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