CVE-2026-2461 - Missing authorization check allows unauthorized modification of other users' comments on a board
CVE ID :CVE-2026-2461
Published : March 16, 2026, 11:16 a.m. | 1 hour, 13 minutes ago
Description :Mattermost Plugins versions <=11.3 11.0.3 11.2.2 10.10.11.0 fail to implement authorisation checks on comment block modifications, which allows an authorised attacker with editor permission to modify comments created by other board members. Mattermost Advisory ID: MMSA-2025-00559
Severity: 4.3 | MEDIUM
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Published : March 16, 2026, 11:16 a.m. | 1 hour, 13 minutes ago
Description :Mattermost Plugins versions <=11.3 11.0.3 11.2.2 10.10.11.0 fail to implement authorisation checks on comment block modifications, which allows an authorised attacker with editor permission to modify comments created by other board members. Mattermost Advisory ID: MMSA-2025-00559
Severity: 4.3 | MEDIUM
Visit the link for more details, such as CVSS details, affected products, timeline, and more...