CVE-2026-93849Published
Mattermost allows authenticated users to trigger excessive memory allocation via crafted msgpack binary WebSocket frames
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-93849 · Microsoft / collected KEV context
cve-program · CVE-2026-93849
Related operational evidence
Explicit CVE identifiers- Mattermost allows authenticated users to trigger excessive memory allocation via crafted msgpack binary WebSocket frames · Newly collected advisory · 26 Oct 2026