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CVE-2025-27715

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CVSS 3.1
2.7 low
EPSS
<1%p11
Published
()
Modified
Description

Mattermost versions 9.11.x <= 9.11.8 fail to prompt for explicit approval before adding a team admin to a private channel, which team admins to joining private channels via crafted permalink links without explicit consent from them.

Vendors
mattermost
Products
mattermost server
Weakness
CWE-863
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news

No ingested article mentions this CVE yet.