HIGH 8.8 NVD
CVE-2026-121621
A command injection vulnerability was found in Argo CD Image Updater, where a proxy URL configured on an SSH Git repository is passed unsanitized into a shell-i
A command injection vulnerability was found in Argo CD Image Updater, where a proxy URL configured on an SSH Git repository is passed unsanitized into a shell-interpreted SSH command. An attacker able to set a malicious proxy value can inject shell metacharacters to execute arbitrary commands and access credentials in the context of the Image Updater process.
References
- https://access.redhat.com/security/cve/CVE-2026-121621
- https://bugzilla.redhat.com/show_bug.cgi?id=2565914
- https://github.com/argoproj-labs/argocd-image-updater/pull/1905
This high severity vulnerability with a CVSS score of 8.8 was published on 2026-11-03 via NVD.
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