{"action":"Upgrade github.com/argoproj/argo-workflows/v4 to 4.0.5 or later.","affected":[{"fixed":"4.0.5","introduced":"4.0.0"}],"component":"github.com/argoproj/argo-workflows/v4","cve_ids":["CVE-2026-42296"],"ecosystem":"Go","epss":0.00491,"exploited":false,"fixed_versions":["4.0.5"],"ghsa_id":"GHSA-3775-99mw-8rp4","id":"tcs_01M5KETC9KXJ2BFJ18X0F4DAKB","modified_at":"2026-06-25T18:56:36.204961970Z","published_at":"2026-05-04T20:11:38Z","references":["https://osv.dev/vulnerability/GHSA-3775-99mw-8rp4","https://github.com/argoproj/argo-workflows/security/advisories/GHSA-3775-99mw-8rp4","https://github.com/argoproj/argo-workflows/security/advisories/GHSA-3wf5-g532-rcrr","https://nvd.nist.gov/vuln/detail/CVE-2026-42296","https://github.com/argoproj/argo-workflows/commit/2727f3f701677d467dfb5e053c57237cbc752c3c","https://github.com/argoproj/argo-workflows/commit/534f4ff1cbd86908e8ff76d97d553ad5a49a950d","https://github.com/argoproj/argo-workflows","https://github.com/argoproj/argo-workflows/releases/tag/v3.7.14","https://github.com/argoproj/argo-workflows/releases/tag/v4.0.5"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"GHSA-3775-99mw-8rp4#Go/github.com/argoproj/argo-workflows/v4","url":"https://osv.dev/vulnerability/GHSA-3775-99mw-8rp4"}],"summary":"Argo has incomplete fix for CVE-2026-31892: hostNetwork, securityContext, serviceAccountName bypass templateReferencing Strict/Secure"}