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Some sources, documents or advisories need attention: 275/275 feeds/APIs · 469/469 docs · 8/9 advisories · checked 14:45 UTC Customize Public modeDiscuss ChangeIntel on Discord
EUVD-2025-203891Published

Mattermost versions 10.11.x <= 10.11.6 and Mattermost GitHub plugin versions <=2.4.0 fail to validate plugin bot identity in reaction forwarding which allows attackers to hijack the GitHub reaction feature to make users add reactions to arb…

Exact source revision recorded 7 Nov 2026 01:27:46 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

euvd · EUVD-2025-203891

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Dec 17, 2025, 12:11:25 PM

dateUpdated: Dec 17, 2025, 4:48:08 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

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 14:45 UTC · 275 of 275 readable · 274 fully read · documentation 469/469 current

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