CVE-2023-5876

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CVSS 3.1

5.3 medium

EPSS

<1%p41

Published

Nov 2, 2023 (Nov 2, 2023)

Modified

Jun 17, 2026

Description

Mattermost fails to properly validate a RegExp built off the server URL path, allowing an attacker in control of an enrolled server to mount a Denial Of Service.

Vendors: mattermost
Products: mattermost desktop
Weakness: CWE-400
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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