Meta Platforms, Inc Moxygen vulnerabilities
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Published CVEs affecting Meta Platforms, Inc Moxygen: 1 record(s), with affected versions and fixes.
CVE-2026-84894
High · 7.5
CWE-416 Sep 28, 2026
Use After Free in Meta Platforms, Inc Moxygen
In moxygen before commit 004123dd24c3, MoQSession::dataStreamReadLoop keeps using a stream read handle after reading a FIN, which invalidates the handle under proxygen's WebTransport API. A remote peer can trigger the stale use by opening a data stream that names an unknown track alias and carries the FIN in the same write.