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GitHub Advisory Database

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

4,084 advisories

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The Joomla extension Helix Ultimate is vulnerable to an unauthenticated stored XSS. High Unreviewed
CVE-2026-57829 was published Jul 13, 2026
SiYuan: Stored XSS in Bazaar marketplace via package README event handlers High
CVE-2026-54070 was published for github.com/siyuan-note/siyuan/kernel (Go) Jul 10, 2026
kah-ja Credited to kah-ja
`lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes High
CVE-2026-49825 was published for lxml_html_clean (pip) Jul 8, 2026
glefait Credited to glefait, frenzymadness, and scoder frenzymadness frenzymadness
scoder scoder
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