{"action":"Upgrade github.com/mattermost/mattermost-server to 10.10.2+incompatible or later.","affected":[{"fixed":"10.10.2+incompatible","introduced":"10.10.0+incompatible"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2025-9076"],"ecosystem":"Go","epss":0.0026,"exploited":false,"fixed_versions":["10.10.2+incompatible"],"ghsa_id":"GHSA-3vcm-c42p-3hhf","id":"tcs_01M5KGAA5A88JCX1B9R8T12CH1","modified_at":"2026-03-03T04:56:55.920451Z","published_at":"2025-09-17T17:03:49Z","references":["https://osv.dev/vulnerability/GO-2025-3950","https://github.com/advisories/GHSA-3vcm-c42p-3hhf","https://nvd.nist.gov/vuln/detail/CVE-2025-9076","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GO-2025-3950","url":"https://osv.dev/vulnerability/GO-2025-3950"},{"source":"nvd","source_id":"CVE-2025-9076","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9076"}],"summary":"Mattermost Missing Authorization vulnerability in github.com/mattermost/mattermost-server"}