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CVE-2026-40396

🗓️ 12 Apr 2026 19:23:03Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov👁 16 Views

CVE-2026-40396: Varnish Cache before 9.0.1 allows workspace overflow DoS via HTTP/1 pipelining after timeout_linger.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40396
12 Apr 202619:23
attackerkb
Circl
CVE-2026-40396
12 Apr 202622:12
circl
CNNVD
Varnish Cache 安全漏洞
12 Apr 202600:00
cnnvd
Cvelist
CVE-2026-40396
12 Apr 202619:23
cvelist
Debian CVE
CVE-2026-40396
12 Apr 202619:23
debiancve
EUVD
EUVD-2026-21742
12 Apr 202621:30
euvd
NVD
CVE-2026-40396
12 Apr 202620:16
nvd
OSV
UBUNTU-CVE-2026-40396
12 Apr 202620:16
osv
Positive Technologies
PT-2026-32185
12 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-40396
13 Apr 202613:20
redhatcve
Rows per page
NVD
Vulners
CNA
[
  {
    "defaultStatus": "unaffected",
    "product": "Varnish Cache",
    "vendor": "varnish-software",
    "versions": [
      {
        "lessThan": "9.0.1",
        "status": "affected",
        "version": "9.0.0",
        "versionType": "semver"
      }
    ]
  }
]

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17 Jun 2026 10:45Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.14 - 7.5
EPSS0.00347
SSVC
16