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CVE-2026-121621

argocd-image-updater · Vulnerability

CVSS 3.1 8.8 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-121621

Published

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.

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Affected versions, risk and source history

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Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-121621 · CVE overview and exploitation status

cve-program · CVE-2026-121621

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Sources read 15 Nov 20:10 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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