GO-2026-6285

vendorUSosv

Mattermost doesn't require system-level permission when patching protected default system roles in github.com/mattermost/mattermost-server

view advisory published 2026-08-25Licence: per source

Mattermost doesn't require system-level permission when patching protected default system roles in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-6739UShigh7.2OT elevated—
Mattermost versions 11.6.x <= 11.6.1, 11.5.x <= 11.5.4, 10.11.x <= 10.11.15, 10.11.x <= 10.11.16 fail to require system-level permission when patching protected default system role…
02

references

External citations — patches, advisories, analysis.

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