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CVE-2026-67339

🗓️ 01 Aug 2026 12:22:17Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 57 Views

CVE-2026-67339: Guzzle before 7.14.2 leaks proxy credentials via origin logs due to header isolation failure.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-67339
1 Aug 202612:22
attackerkb
cgr
Chainguard
CVE-2026-67339 vulnerabilities
4 Aug 202614:17
cgr
circl
Circl
CVE-2026-67339
1 Aug 202622:02
circl
cvelist
Cvelist
CVE-2026-67339 guzzlehttp/guzzle before 7.14.2 Proxy-Authorization Header Disclosure
1 Aug 202612:22
cvelist
debiancve
Debian CVE
CVE-2026-67339
1 Aug 202612:22
debiancve
euvd
EUVD
EUVD-2026-51854
1 Aug 202612:22
euvd
github
Github Security Blog
Duplicate Advisory: Guzzle: Proxy-Authorization headers can be sent to origin servers
1 Aug 202615:30
github
github
Github Security Blog
Guzzle: Proxy-Authorization headers can be sent to origin servers
20 Jul 202621:46
github
nvd
NVD
CVE-2026-67339
1 Aug 202613:17
nvd
osv
OSV
CGA-3JHW-MMMF-6R26
4 Aug 202613:26
osv
Rows per page
Vulners
CNA
Node
guzzleguzzleRange07.14.2
[
  {
    "vendor": "guzzle",
    "product": "guzzle",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "7.14.2"
      },
      {
        "version": "7.14.2",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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03 Aug 2026 19:16Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.15.3
CVSS 46.9
EPSS0.00233
SSVC
57