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CVE-2026-67191 Xlight FTP Server < 3.9.5 Pre-Auth Heap Buffer Overflow via SSH Parser

🗓️ 29 Jul 2026 15:50:53Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Pre-auth heap overflow on Xlight FTP Server before 3.9.5 via malformed Secure Shell client string.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-67191
29 Jul 202615:50
attackerkb
circl
Circl
CVE-2026-67191
29 Jul 202616:48
circl
cve
CVE
CVE-2026-67191
29 Jul 202615:50
cve
euvd
EUVD
EUVD-2026-50398
29 Jul 202615:50
euvd
nvd
NVD
CVE-2026-67191
29 Jul 202616:17
nvd
ptsecurity
Positive Technologies
PT-2026-65836
29 Jul 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-67191 Xlight FTP Server < 3.9.5 Pre-Auth Heap Buffer Overflow via SSH Parser
29 Jul 202615:50
vulnrichment
[
  {
    "defaultStatus": "affected",
    "vendor": "Xlight",
    "product": "Xlight FTP Server",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThan": "3.9.5"
      }
    ]
  }
]

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