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CVE-2026-111809 Apache Traffic Server: HEAD requests carrying Content-Length or Transfer-Encoding enable request smuggling

🗓️ 21 Oct 2026 19:16:16Reported by apacheType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Apache Traffic Server allows request smuggling via HEAD requests with Content-Length or Transfer-Encoding.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-111809
21 Oct 202620:13
–circl
cve
CVE
CVE-2026-111809
21 Oct 202619:16
–cve
debiancve
Debian CVE
CVE-2026-111809
21 Oct 202619:16
–debiancve
euvd
EUVD
EUVD-2026-107503
21 Oct 202619:16
–euvd
nvd
NVD
CVE-2026-111809
21 Oct 202620:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-111809
21 Oct 202619:47
–osv_debian
[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache Traffic Server",
    "versions": [
      {
        "status": "affected",
        "version": "8.0.0",
        "lessThanOrEqual": "8.1.11",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "9.0.0",
        "lessThanOrEqual": "9.2.15",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "10.0.0",
        "lessThanOrEqual": "10.1.4",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "10.2.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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