{"action":"Upgrade github.com/fleetdm/fleet/v4 to 4.81.0 or later.","affected":[{"fixed":"4.81.0","introduced":"0"}],"component":"github.com/fleetdm/fleet/v4","cve_ids":["CVE-2026-26062"],"ecosystem":"Go","epss":0.00372,"exploited":false,"fixed_versions":["4.81.0"],"ghsa_id":"GHSA-x67p-9m2r-fxqv","id":"tcs_01M5KGPH76VH4HWQ1CKY3TTKVV","modified_at":"2026-06-25T23:01:41.218817553Z","published_at":"2026-06-25T22:34:38Z","references":["https://osv.dev/vulnerability/GO-2026-5744","https://github.com/fleetdm/fleet/security/advisories/GHSA-x67p-9m2r-fxqv","https://nvd.nist.gov/vuln/detail/CVE-2026-26062","https://github.com/fleetdm/fleet/releases/tag/fleet-v4.81.0"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GO-2026-5744","url":"https://osv.dev/vulnerability/GO-2026-5744"},{"source":"nvd","source_id":"CVE-2026-26062","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26062"}],"summary":"Fleet server may terminate unexpectedly when handling certain gRPC requests in github.com/fleetdm/fleet"}