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cve/2024/CVE-2024-29977.md
0xMarcio cb00e1339f Update CVE list 2025-09-29 21:09
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CVE-2024-29977

Description

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly validate synced reactions, when shared channels are enabled, which allows a malicious remote to create arbitrary reactions on arbitrary posts

POC

Reference

Github