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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.

4,986 advisories

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MessagePack for Python: Out-of-bounds read / crash on Unpacker reuse after a caught error High
GHSA-6v7p-g79w-8964 was published for msgpack (pip) Jun 19, 2026
Oj: Use-After-Free in Oj::Parser SAJ Long Key Callback High
CVE-2026-54902 was published for oj (RubyGems) Jun 19, 2026
Oj: Use-After-Free in Oj::Parser array_class/hash_class GC Marking High
CVE-2026-54901 was published for oj (RubyGems) Jun 19, 2026
Oj: Negative-Size memcpy in Oj::Parser create_id Attribute Handling High
CVE-2026-54900 was published for oj (RubyGems) Jun 19, 2026
Oj: Use-After-Free in Oj::Parser SAJ Callback via Input Mutation High
CVE-2026-54898 was published for oj (RubyGems) Jun 19, 2026
Oj: Use-After-Free in Oj::Doc Iterators via Reentrant Close High
CVE-2026-54897 was published for oj (RubyGems) Jun 19, 2026
Oj: Use-After-Free in Oj::Parser Symbol Key Cache Toggle High
CVE-2026-54899 was published for oj (RubyGems) Jun 19, 2026
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