{"action":"Upgrade github.com/rancher/fleet to 0.12.15 or later.","affected":[{"fixed":"0.12.15","introduced":"0.12.0"},{"fixed":"0.13.11","introduced":"0.13.0"},{"fixed":"0.14.6","introduced":"0.14.0"},{"fixed":"0.15.2","introduced":"0.15.0"}],"component":"github.com/rancher/fleet","cve_ids":["CVE-2026-44937"],"ecosystem":"Go","epss":0.00424,"exploited":false,"fixed_versions":["0.12.15","0.13.11","0.14.6","0.15.2"],"ghsa_id":"GHSA-jmf4-m7j9-g72r","id":"tcs_01M5KGQDM5NN1NK3ZAXR8QJGYD","modified_at":"2026-07-07T16:01:31.696445453Z","published_at":"2026-07-07T15:26:37Z","references":["https://osv.dev/vulnerability/GO-2026-5874","https://github.com/rancher/fleet/security/advisories/GHSA-jmf4-m7j9-g72r"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5874","url":"https://osv.dev/vulnerability/GO-2026-5874"}],"summary":"Rancher Fleet has Unauthenticated Webhook: Regex Injection via Unsanitized Repository URL Components in github.com/rancher/fleet"}