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Some sources, documents or advisories need attention: 275/275 feeds/APIs · 469/469 docs · 6/9 advisories · checked 00:29 UTC Customize Public modeDiscuss ChangeIntel on Discord
EUVD-2026-30744Published

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail to validate 7zip archive structure before processing which allows an authenticated attacker to cause server memory exhaustion and denial of service via uploadi…

Exact source revision recorded 3 Nov 2026 12:05:38 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

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.

EUVD-2026-30744

CVE-2026-6340 · Microsoft / collected KEV context

GHSA-cjm8-jxpw-g43m

euvd · EUVD-2026-30744

Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 10 Nov 00:29 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current

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