CVE-2026-10085mediumCWE-862

Ordinary group/direct message member can enable group_constrained and remove all channel participants

13Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 5.4epss 0.2%

probabilidad de explotación

0.2%top 93% de las CVE

explotación observada

noninguna fuente lo reporta

Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to restrict the group_constrained channel flag to public and private channels that support group synchronization, which allows an ordinary group or direct message member to remove all participants from the conversation via the channel patch API.. Mattermost Advisory ID: MMSA-2026-00688

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Productos afectados

Mattermost · Mattermost

Referencias

https://mattermost.com/security-updates