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TNCVE-2026-3109

TNCVE-2026-3109 PUBLISHED

Mattermost Plugins versions <=11.4 10.11.11.0 fail to validate webhook request timestamps which allows an attacker to corrupt Zoom meeting state in Mattermost via replayed webhook requests. Mattermost Advisory ID: MMSA-2026-00584

Timeline

  • Mar 26, 2026 CVE Published

References

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