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CVE-2025-20051

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CVSS 3.1
6.5 medium
EPSS
<1%p47
Published
()
Modified
Description

Mattermost versions 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to properly validate input when patching and duplicating a board, which allows a user to read any arbitrary file on the system via duplicating a specially crafted block in Boards.

Vendors
mattermost
Products
mattermost server
Weakness
CWE-22
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.6%)

In the news

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