{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/mattermost/mattermost-server/v5","cve_ids":["CVE-2026-3112"],"ecosystem":"Go","epss":0.00493,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-3mw5-466q-295q","id":"tcs_01M5KGHTDS99ACJPSZP7ZAEMWZ","modified_at":"2026-06-25T18:45:17.957442304Z","published_at":"2026-06-25T18:26:48Z","references":["https://osv.dev/vulnerability/GO-2026-5092","https://github.com/advisories/GHSA-3mw5-466q-295q","https://nvd.nist.gov/vuln/detail/CVE-2026-3112","https://mattermost.com/security-updates"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5092#Go/github.com/mattermost/mattermost-server/v5","url":"https://osv.dev/vulnerability/GO-2026-5092"}],"summary":"Mattermost allows system administrators to read arbitrary host files via malicious AdvancedLoggingJSON configuration in github.com/mattermost/mattermost-server"}