CVE-2022-1337

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CVSS 3.1

6.5 medium

EPSS

<1%p58

Published

Apr 13, 2022 (Apr 13, 2022)

Modified

Jun 17, 2026

Description

The image proxy component in Mattermost version 6.4.1 and earlier allocates memory for multiple copies of a proxied image, which allows an authenticated attacker to crash the server via links to very large image files.

Vendors: mattermost
Products: mattermost server
Weakness: CWE-400, CWE-770
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.9%)

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