{"id":"BIT-argo-cd-2026-45738","summary":"Argo CD: Stored XSS in application link annotations enables developer-to-admin privilege escalation","details":"Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Prior to 3.2.12, 3.3.10, and 3.4.2, Argo CD users with application write access can set link.argocd.argoproj.io/* annotations whose pipe-separated values are rendered by ui/src/app/applications/components/application-summary/application-summary.tsx in the Summary tab URLs section as anchor href values without URL validation, allowing javascript: execution in a higher-privileged user's authenticated Argo CD origin session. This issue is fixed in versions 3.2.12, 3.3.10, and 3.4.2.","aliases":["CVE-2026-45738","GHSA-h98r-wv3h-fr38","GO-2026-5418"],"modified":"2026-09-08T08:46:19.349757051Z","published":"2026-07-21T08:28:35.525Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:linuxfoundation:argo_continuous_delivery:*:*:*:*:*:kubernetes:*:*"]},"references":[{"type":"FIX","url":"https://github.com/argoproj/argo-cd/commit/00f83c41dcfd879f34f8e0248c860d704b41cf0f"},{"type":"FIX","url":"https://github.com/argoproj/argo-cd/commit/35ea43c537d6e8948e67f347317fc4f88b325122"},{"type":"FIX","url":"https://github.com/argoproj/argo-cd/commit/c8df5ff7acc403adcee1256da5d87081cd52f0a6"},{"type":"ARTICLE","url":"https://github.com/argoproj/argo-cd/releases/tag/v3.2.12"},{"type":"ARTICLE","url":"https://github.com/argoproj/argo-cd/releases/tag/v3.3.10"},{"type":"ARTICLE","url":"https://github.com/argoproj/argo-cd/releases/tag/v3.4.2"},{"type":"ADVISORY","url":"https://github.com/argoproj/argo-cd/security/advisories/GHSA-h98r-wv3h-fr38"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45738"}],"affected":[{"package":{"name":"argo-cd","ecosystem":"Bitnami","purl":"pkg:bitnami/argo-cd"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.2.12"},{"introduced":"3.3.0"},{"fixed":"3.3.10"},{"introduced":"3.4.0"},{"fixed":"3.4.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/argo-cd/BIT-argo-cd-2026-45738.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N"}]}],"schema_version":"1.9.0"}