{"action":"Upgrade github.com/mattermost/mattermost-server to 10.11.12+incompatible or later.","affected":[{"fixed":"10.11.12+incompatible","introduced":"10.11.0-rc1+incompatible"},{"fixed":"11.2.4+incompatible","introduced":"11.2.0-rc1+incompatible"},{"fixed":"11.3.2+incompatible","introduced":"11.3.0-rc1+incompatible"},{"fixed":"11.4.1+incompatible","introduced":"11.4.0-rc1+incompatible"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2026-3113"],"ecosystem":"Go","epss":0.00132,"exploited":false,"fixed_versions":["10.11.12+incompatible","11.2.4+incompatible","11.3.2+incompatible","11.4.1+incompatible"],"ghsa_id":"GHSA-4765-v66x-rqx7","id":"tcs_01M5KGHZ4KRVET50V3BE2ZFXPK","modified_at":"2026-06-25T18:45:23.601286891Z","published_at":"2026-06-25T18:26:48Z","references":["https://osv.dev/vulnerability/GO-2026-5112","https://github.com/advisories/GHSA-4765-v66x-rqx7","https://nvd.nist.gov/vuln/detail/CVE-2026-3113","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"GO-2026-5112","url":"https://osv.dev/vulnerability/GO-2026-5112"},{"source":"nvd","source_id":"CVE-2026-3113","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3113"}],"summary":"Mattermost doesn't set permissions on downloaded bulk export in github.com/mattermost/mattermost-server"}