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CVE-2026-61629

🗓️ 21 Sep 2026 14:22:34Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 40 Views🌐 WEB

Unauthenticated DoS in nginx ignition i18nMiddleware via Accept-Language _ separator bypass.

Related
Detection
Affected
Refs
Paths
Vulners
Node
lucasdillmannnginx_ignitionRange2.29.0–2.40.1
[
  {
    "vendor": "lucasdillmann",
    "product": "nginx-ignition",
    "versions": [
      {
        "version": ">= 2.29.0, < 2.40.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
Accept-Languageheader/The gin i18n middleware in the nginx-ignition API server processes the Accept-Language header without size or shape filters, leading to quadratic-time complexity when processing long lists of malformed language tags (specifically using '_' separators).CWE-770

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24 Sep 2026 23:17Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.17.5
EPSS0.00421
SSVC
40