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CVE-2026-49329 Openshift/oauth-server: openshift/oauth-server: quadratic-time dos via accept-language header underscore bypass on unauthenticated login endpoints

🗓️ 01 Sep 2026 15:30:57Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Quadratic-time DoS in openshift/oauth-server via Accept-Language underscore bypass on login pages.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-49329
1 Sep 202615:30
cve
euvd
EUVD
EUVD-2026-69301
1 Sep 202615:30
euvd
nvd
NVD
CVE-2026-49329
1 Sep 202616:16
nvd
ptsecurity
Positive Technologies
PT-2026-84296
1 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-49329
1 Sep 202614:37
redhatcve
vulnrichment
Vulnrichment
CVE-2026-49329 Openshift/oauth-server: openshift/oauth-server: quadratic-time dos via accept-language header underscore bypass on unauthenticated login endpoints
1 Sep 202615:30
vulnrichment
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "openshift4/ose-oauth-server-rhel8",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat OpenShift Container Platform 4",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "openshift4/ose-oauth-server-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:openshift:4"
    ]
  }
]

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