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CVE-2026-42183 Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)

🗓️ 09 May 2026 03:44:10Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

Argo Workflows before 4.0.5 has a gatekeeper nil pointer dereference causing denial of service in delegated role based access control.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42183
9 May 202603:44
attackerkb
Chainguard
CVE-2026-42183 vulnerabilities
2 Jul 202614:16
cgr
Circl
CVE-2026-42183
23 Apr 202608:17
circl
CNNVD
Argo Workflows 代码问题漏洞
9 May 202600:00
cnnvd
CVE
CVE-2026-42183
9 May 202603:44
cve
EUVD
EUVD-2026-28891
9 May 202603:44
euvd
Github Security Blog
Argo Affected by SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)
4 May 202620:01
github
NVD
CVE-2026-42183
9 May 202604:16
nvd
OSV
BIT-ARGO-WORKFLOWS-2026-42183 Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference DoS (gatekeeper.go)
12 May 202608:38
osv
OSV
CGA-CXFQ-6R4Q-6RF3
2 Jul 202612:44
osv
Rows per page
[
  {
    "vendor": "argoproj",
    "product": "argo-workflows",
    "versions": [
      {
        "version": ">= 4.0.0, < 4.0.5",
        "status": "affected"
      }
    ]
  }
]

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