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Some sources, documents or advisories need attention: 275/275 feeds/APIs · 469/469 docs · 7/9 advisories · checked 01:18 UTC Customize Public modeDiscuss ChangeIntel on Discord
EUVD-2025-198045Published

Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11 fail to enforce access permissions on the Agents plugin which allows other users to determine when users had read channels via channel member objects

Exact source revision recorded 3 Nov 2026 01:02:14 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-2025-198045

CVE-2025-55074 · Microsoft / collected KEV context

GHSA-9hh7-6558-qfp2

euvd · EUVD-2025-198045

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 9 Nov 01:18 UTC · 275 of 275 readable · 272 fully read · documentation 469/469 current

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