{"action":"Upgrade github.com/fluxcd/notification-controller to 1.8.3 or later.","affected":[{"fixed":"1.8.3","introduced":"0"}],"component":"github.com/fluxcd/notification-controller","cve_ids":["CVE-2026-40109"],"ecosystem":"Go","epss":0.00127,"exploited":false,"fixed_versions":["1.8.3"],"ghsa_id":"GHSA-h9cx-xjg6-5v2w","id":"tcs_01M5KFC93MPPAY3J1QDEHC5G51","modified_at":"2026-06-25T23:11:28.521795673Z","published_at":"2026-04-10T20:18:16Z","references":["https://osv.dev/vulnerability/GHSA-h9cx-xjg6-5v2w","https://github.com/fluxcd/notification-controller/security/advisories/GHSA-h9cx-xjg6-5v2w","https://nvd.nist.gov/vuln/detail/CVE-2026-40109","https://github.com/fluxcd/notification-controller/pull/1279","https://github.com/fluxcd/notification-controller","https://github.com/fluxcd/notification-controller/releases/tag/v1.8.3"],"severity":{"label":"low","score":3.1},"sources":[{"source":"osv","source_id":"GHSA-h9cx-xjg6-5v2w","url":"https://osv.dev/vulnerability/GHSA-h9cx-xjg6-5v2w"}],"summary":"Flux notification-controller GCR Receiver missing email validation allows unauthorized reconciliation triggering"}