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CVE-2026-86409

🗓️ 20 Oct 2026 19:57:01Reported by curlType 
cve
 cve
🔗 web.nvd.nist.gov👁 151 Views

libcurl leaks state information via stale SigV4 headers when CURLOPT_AWS_SIGV4 is NULL.

Related
Detection
Affected
Refs
Vulners
Node
OR
haxxcurlMatch8.21.0
haxxcurlMatch8.20.0
haxxcurlMatch8.19.0
haxxcurlMatch8.18.0
haxxcurlMatch8.17.0
haxxcurlMatch8.16.0
haxxcurlMatch8.15.0
haxxcurlMatch8.14.1
haxxcurlMatch8.14.0
haxxcurlMatch8.13.0
haxxcurlMatch8.12.1
haxxcurlMatch8.12.0
haxxcurlMatch8.11.1
haxxcurlMatch8.11.0
haxxcurlMatch8.10.1
haxxcurlMatch8.10.0
haxxcurlMatch8.9.1
haxxcurlMatch8.9.0
haxxcurlMatch8.8.0
haxxcurlMatch8.7.1
haxxcurlMatch8.7.0
haxxcurlMatch8.6.0
haxxcurlMatch8.5.0
haxxcurlMatch8.4.0
haxxcurlMatch8.3.0
haxxcurlMatch8.2.1
haxxcurlMatch8.2.0
haxxcurlMatch8.1.2
haxxcurlMatch8.1.1
haxxcurlMatch8.1.0
haxxcurlMatch8.0.1
haxxcurlMatch8.0.0
haxxcurlMatch7.88.1
haxxcurlMatch7.88.0
haxxcurlMatch7.87.0
haxxcurlMatch7.86.0
haxxcurlMatch7.85.0
haxxcurlMatch7.84.0
haxxcurlMatch7.83.1
haxxcurlMatch7.83.0
haxxcurlMatch7.82.0
haxxcurlMatch7.81.0
haxxcurlMatch7.80.0
haxxcurlMatch7.79.1
haxxcurlMatch7.79.0
haxxcurlMatch7.78.0
haxxcurlMatch7.77.0
haxxcurlMatch7.76.1
haxxcurlMatch7.76.0
haxxcurlMatch7.75.0
[
  {
    "vendor": "curl",
    "product": "curl",
    "versions": [
      {
        "version": "8.21.0",
        "status": "affected",
        "lessThanOrEqual": "8.21.0",
        "versionType": "semver"
      },
      {
        "version": "8.20.0",
        "status": "affected",
        "lessThanOrEqual": "8.20.0",
        "versionType": "semver"
      },
      {
        "version": "8.19.0",
        "status": "affected",
        "lessThanOrEqual": "8.19.0",
        "versionType": "semver"
      },
      {
        "version": "8.18.0",
        "status": "affected",
        "lessThanOrEqual": "8.18.0",
        "versionType": "semver"
      },
      {
        "version": "8.17.0",
        "status": "affected",
        "lessThanOrEqual": "8.17.0",
        "versionType": "semver"
      },
      {
        "version": "8.16.0",
        "status": "affected",
        "lessThanOrEqual": "8.16.0",
        "versionType": "semver"
      },
      {
        "version": "8.15.0",
        "status": "affected",
        "lessThanOrEqual": "8.15.0",
        "versionType": "semver"
      },
      {
        "version": "8.14.1",
        "status": "affected",
        "lessThanOrEqual": "8.14.1",
        "versionType": "semver"
      },
      {
        "version": "8.14.0",
        "status": "affected",
        "lessThanOrEqual": "8.14.0",
        "versionType": "semver"
      },
      {
        "version": "8.13.0",
        "status": "affected",
        "lessThanOrEqual": "8.13.0",
        "versionType": "semver"
      },
      {
        "version": "8.12.1",
        "status": "affected",
        "lessThanOrEqual": "8.12.1",
        "versionType": "semver"
      },
      {
        "version": "8.12.0",
        "status": "affected",
        "lessThanOrEqual": "8.12.0",
        "versionType": "semver"
      },
      {
        "version": "8.11.1",
        "status": "affected",
        "lessThanOrEqual": "8.11.1",
        "versionType": "semver"
      },
      {
        "version": "8.11.0",
        "status": "affected",
        "lessThanOrEqual": "8.11.0",
        "versionType": "semver"
      },
      {
        "version": "8.10.1",
        "status": "affected",
        "lessThanOrEqual": "8.10.1",
        "versionType": "semver"
      },
      {
        "version": "8.10.0",
        "status": "affected",
        "lessThanOrEqual": "8.10.0",
        "versionType": "semver"
      },
      {
        "version": "8.9.1",
        "status": "affected",
        "lessThanOrEqual": "8.9.1",
        "versionType": "semver"
      },
      {
        "version": "8.9.0",
        "status": "affected",
        "lessThanOrEqual": "8.9.0",
        "versionType": "semver"
      },
      {
        "version": "8.8.0",
        "status": "affected",
        "lessThanOrEqual": "8.8.0",
        "versionType": "semver"
      },
      {
        "version": "8.7.1",
        "status": "affected",
        "lessThanOrEqual": "8.7.1",
        "versionType": "semver"
      },
      {
        "version": "8.7.0",
        "status": "affected",
        "lessThanOrEqual": "8.7.0",
        "versionType": "semver"
      },
      {
        "version": "8.6.0",
        "status": "affected",
        "lessThanOrEqual": "8.6.0",
        "versionType": "semver"
      },
      {
        "version": "8.5.0",
        "status": "affected",
        "lessThanOrEqual": "8.5.0",
        "versionType": "semver"
      },
      {
        "version": "8.4.0",
        "status": "affected",
        "lessThanOrEqual": "8.4.0",
        "versionType": "semver"
      },
      {
        "version": "8.3.0",
        "status": "affected",
        "lessThanOrEqual": "8.3.0",
        "versionType": "semver"
      },
      {
        "version": "8.2.1",
        "status": "affected",
        "lessThanOrEqual": "8.2.1",
        "versionType": "semver"
      },
      {
        "version": "8.2.0",
        "status": "affected",
        "lessThanOrEqual": "8.2.0",
        "versionType": "semver"
      },
      {
        "version": "8.1.2",
        "status": "affected",
        "lessThanOrEqual": "8.1.2",
        "versionType": "semver"
      },
      {
        "version": "8.1.1",
        "status": "affected",
        "lessThanOrEqual": "8.1.1",
        "versionType": "semver"
      },
      {
        "version": "8.1.0",
        "status": "affected",
        "lessThanOrEqual": "8.1.0",
        "versionType": "semver"
      },
      {
        "version": "8.0.1",
        "status": "affected",
        "lessThanOrEqual": "8.0.1",
        "versionType": "semver"
      },
      {
        "version": "8.0.0",
        "status": "affected",
        "lessThanOrEqual": "8.0.0",
        "versionType": "semver"
      },
      {
        "version": "7.88.1",
        "status": "affected",
        "lessThanOrEqual": "7.88.1",
        "versionType": "semver"
      },
      {
        "version": "7.88.0",
        "status": "affected",
        "lessThanOrEqual": "7.88.0",
        "versionType": "semver"
      },
      {
        "version": "7.87.0",
        "status": "affected",
        "lessThanOrEqual": "7.87.0",
        "versionType": "semver"
      },
      {
        "version": "7.86.0",
        "status": "affected",
        "lessThanOrEqual": "7.86.0",
        "versionType": "semver"
      },
      {
        "version": "7.85.0",
        "status": "affected",
        "lessThanOrEqual": "7.85.0",
        "versionType": "semver"
      },
      {
        "version": "7.84.0",
        "status": "affected",
        "lessThanOrEqual": "7.84.0",
        "versionType": "semver"
      },
      {
        "version": "7.83.1",
        "status": "affected",
        "lessThanOrEqual": "7.83.1",
        "versionType": "semver"
      },
      {
        "version": "7.83.0",
        "status": "affected",
        "lessThanOrEqual": "7.83.0",
        "versionType": "semver"
      },
      {
        "version": "7.82.0",
        "status": "affected",
        "lessThanOrEqual": "7.82.0",
        "versionType": "semver"
      },
      {
        "version": "7.81.0",
        "status": "affected",
        "lessThanOrEqual": "7.81.0",
        "versionType": "semver"
      },
      {
        "version": "7.80.0",
        "status": "affected",
        "lessThanOrEqual": "7.80.0",
        "versionType": "semver"
      },
      {
        "version": "7.79.1",
        "status": "affected",
        "lessThanOrEqual": "7.79.1",
        "versionType": "semver"
      },
      {
        "version": "7.79.0",
        "status": "affected",
        "lessThanOrEqual": "7.79.0",
        "versionType": "semver"
      },
      {
        "version": "7.78.0",
        "status": "affected",
        "lessThanOrEqual": "7.78.0",
        "versionType": "semver"
      },
      {
        "version": "7.77.0",
        "status": "affected",
        "lessThanOrEqual": "7.77.0",
        "versionType": "semver"
      },
      {
        "version": "7.76.1",
        "status": "affected",
        "lessThanOrEqual": "7.76.1",
        "versionType": "semver"
      },
      {
        "version": "7.76.0",
        "status": "affected",
        "lessThanOrEqual": "7.76.0",
        "versionType": "semver"
      },
      {
        "version": "7.75.0",
        "status": "affected",
        "lessThanOrEqual": "7.75.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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29 Oct 2026 19:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.1
EPSS0.01096
SSVC
151