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CVE-2026-45738

Argo CD: Stored XSS in application link annotations enables developer-to-admin privilege escalation PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
argoproj / argo-cdaffected < 3.2.12; affected >= 3.3.0, < 3.3.10; affected >= 3.4.0-rc1, < 3.4.2

CWE

CWE-79

References

ADP enrichment

CISA-ADP

No English description supplied.