GO-2026-5817

vendorUSosv

Mattermost doesn't validate file ownership and access control in github.com/mattermost/mattermost-server

view advisory published 2026-07-07Licence: per source

Mattermost doesn't validate file ownership and access control in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-3473UShigh7.1—
Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to validate file ownership and access control, which allows an authenticated user…
02

references

External citations — patches, advisories, analysis.

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