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CVE-2026-33946: Mcp Session Stream Overwrite

Overwriting an existing session stream without checking if one already exists can lead to session hijacking.

Provally CuratedPublic repositoryHighMedium confidenceVerifiedApache-2.0Rubyβ
greprules fetch cve-2026-33946-mcp-session-stream-overwrite --engine opengrep

Description

Overwriting an existing session stream without checking if one already exists can lead to session hijacking.

License
Apache-2.0
Source context
Public repository
Source
Provally CVE rule catalog
Validation status
Verified
Quality signals
145 downloads0 direct145 via packs
· 0 stars · Quality score 73How quality works
Included packs
2 packs