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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.

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2 advisories

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MCP TypeScript SDK: OAuth client could send credentials to an authorization server chosen by the MCP server High
CVE-2026-104850 was published for @modelcontextprotocol/client (npm) Oct 6, 2026
Aviral2642 Credited to Aviral2642, AlexMelanFromRingo, Gal3m, JosephDoUrden, Igfray, OriginalKazdov, and lwebmedia AlexMelanFromRingo AlexMelanFromRingo
Gal3m Gal3m JosephDoUrden JosephDoUrden Igfray Igfray OriginalKazdov OriginalKazdov lwebmedia lwebmedia
MCP Registry vulnerable to stored XSS in catalogue UI via attribute-quote breakout in publisher-controlled `websiteUrl` Moderate
CVE-2026-44429 was published for github.com/modelcontextprotocol/registry (Go) May 8, 2026
JosephDoUrden Credited to JosephDoUrden and rdimitrov rdimitrov rdimitrov
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