XSS in Argoproj Argo-cd

CVE-2026-45738

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 rendere…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.

Affected products

  • Argoproj Argo-cd — versions < 3.2.12, >= 3.3.0, < 3.3.10, >= 3.4.0-rc1, < 3.4.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-45738?
CVE-2026-45738 is a high-severity vulnerability in Argoproj Argo-cd, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2026-07-15.
How severe is CVE-2026-45738?
High severity. CVSS v3 base score is 7.3 out of 10.