CVE-2019-20884

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CVSS 3.1

5.3 medium

EPSS

<1%p55

Published

Jun 19, 2020 (Jun 19, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in Mattermost Server before 5.8.0. It allows attackers to partially attach a file to more than one post.

Vendors: mattermost
Products: mattermost server
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.8%)

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