CVE-2025-20051

published 2025-02-24

CVE-2025-20051: 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…

Priority P3 38 medium 6.5 CVSS 3.1

AV N AC L PR L UI N S U C H I N A N

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.

Affected

17 ranges

Vendor	Product	Version range	Fixed in
github.com	mattermost_mattermost-server	>= 10.2.0-rc1+incompatible < 10.2.3+incompatible	10.2.3+incompatible
github.com	mattermost_mattermost-server	>= 10.3.0-rc1+incompatible < 10.3.3+incompatible	10.3.3+incompatible
github.com	mattermost_mattermost-server	>= 10.4.0-rc1+incompatible < 10.4.2+incompatible	10.4.2+incompatible
github.com	mattermost_mattermost-server	>= 9.11.0-rc1+incompatible < 9.11.8+incompatible	9.11.8+incompatible
github.com	mattermost_mattermost_server_v8	>= 0 < 8.0.0-20250122165010-4ed702ccff4e	8.0.0-20250122165010-4ed702ccff4e
github.com	mattermost_mattermost_server_v8	>= 10.2.0-rc1 < 10.2.3	10.2.3
github.com	mattermost_mattermost_server_v8	>= 10.3.0-rc1 < 10.3.3	10.3.3
github.com	mattermost_mattermost_server_v8	>= 10.4.0-rc1 < 10.4.2	10.4.2
github.com	mattermost_mattermost_server_v8	>= 9.11.0-rc1 < 9.11.8	9.11.8
mattermost	mattermost	10.2.0 – 10.2.2	—
mattermost	mattermost	10.3.0 – 10.3.2	—
mattermost	mattermost	10.4.0 – 10.4.1	—
mattermost	mattermost	9.11.0 – 9.11.7	—
mattermost	mattermost_server	>= 10.2.0 < 10.2.3	10.2.3
mattermost	mattermost_server	>= 10.3.0 < 10.3.3	10.3.3
mattermost	mattermost_server	>= 10.4.0 < 10.4.2	10.4.2
mattermost	mattermost_server	>= 9.11.0 < 9.11.8	9.11.8

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CWE-22