CVE-2023-43754

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CVSS 3.1

4.3 medium

EPSS

<1%p42

Published

Nov 27, 2023 (Nov 27, 2023)

Modified

Jun 17, 2026

Description

Mattermost fails to check whether the “Allow users to view archived channels” setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is disabled.

Vendors: mattermost
Products: mattermost
Weakness: CWE-200
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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