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Vulnerabilities & PatchesEmerging1 sourceAug 17, 2026 · 22:17via CVEFeed

CVE-2026-9816 - Insufficient server-side validation of board member role fields permits privilege escalation

Brief

CVE ID : CVE-2026-9816

Published : Aug. 17, 2026, 10:17 p. m.

50 minutes ago

Description : Mattermost versions 11.

x Severity: 8. 3
HIGH

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Vulnerabilities & Patches CVE-2026-9816