CVE-2026-15416: A flaw was identified in Argo CD, the GitOps engine used by Red Hat OpenShift GitOps, that could allow an unauthenticated attacker with network access to the Argo CD repo-server to
A flaw was identified in Argo CD, the GitOps engine used by Red Hat OpenShift GitOps, that could allow an unauthenticated attacker with network access to the Argo CD repo-server to achieve remote code execution. Under certain conditions, the attacker may then manipulate cached data to deploy malicious Kubernetes resources to managed clusters, potentially resulting in complete cluster compromise.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-15416
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-154160.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-15416 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Argo CD
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[UPDATE] [medium] Argo CD: Multiple vulnerabilitiescert-bund · 2026-07-16
- highCVE-2026-45738: Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. Prior to 3.2.12, 3.3…nvd · 2026-07-15
- mediumCVE-2026-45737: Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. From 3.2.0 until 3.2…nvd · 2026-07-15
- highCVE-2026-14251: A flaw was found in the OpenShift GitOps operator. The ClusterRole reconciler does not validat…nvd · 2026-07-15
- highCVE-2026-62185: Argo CD Helm Chart before 10.0.0 fails to install network policies by default, allowing any po…nvd · 2026-07-13
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