{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"1.21.0-rc.0"}],"component":"github.com/crossplane/crossplane","cve_ids":[],"ecosystem":"Go","exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-wfqx-gjrf-g28r","id":"tcs_01M5KFQNXQR6F6VY6M6HKP2RA4","modified_at":"2026-09-29T21:30:09.044159337Z","published_at":"2026-06-19T20:47:55Z","references":["https://osv.dev/vulnerability/GHSA-wfqx-gjrf-g28r","https://github.com/crossplane/crossplane/security/advisories/GHSA-wfqx-gjrf-g28r","https://github.com/crossplane/crossplane"],"severity":{"label":"critical","score":9},"sources":[{"source":"osv","source_id":"GHSA-wfqx-gjrf-g28r#Go/github.com/crossplane/crossplane","url":"https://osv.dev/vulnerability/GHSA-wfqx-gjrf-g28r"}],"summary":"Crossplane: Signature verification TOCTOU allows installing unverified package content via mutable tag"}