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CVE-2026-67607

🗓️ 31 Jul 2026 15:59:10Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 57 Views🌐 WEB

LightFTP 2.3.1 race condition enables crash by racing a new connection against abort cleanup.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-67607
31 Jul 202615:59
–attackerkb
circl
Circl
CVE-2026-67607
5 Aug 202612:15
–circl
cvelist
Cvelist
CVE-2026-67607 LightFTP 2.3.1 Race Condition DoS via worker_thread_cleanup
31 Jul 202615:59
–cvelist
euvd
EUVD
EUVD-2026-51558
31 Jul 202615:59
–euvd
mend
Mend
CVE-2026-67607
31 Jul 202615:59
–mend
nvd
NVD
CVE-2026-67607
31 Jul 202616:17
–nvd
packetstorm
Packet Storm
📄 LightFTP Server 2.3.1 Race Condition
5 Aug 202600:00
–packetstorm
ptsecurity
Positive Technologies
PT-2026-66781
31 Jul 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-67607: Time-of-check Time-of-use (TOCTOU) Race Condition
31 Jul 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-67607 LightFTP 2.3.1 Race Condition DoS via worker_thread_cleanup
31 Jul 202615:59
–vulnrichment
Rows per page
Vulners
CNA
Node
hfiref0xlightftpRange0–2.3.1
[
  {
    "defaultStatus": "affected",
    "vendor": "hfiref0x",
    "product": "LightFTP",
    "packageURL": "pkg:github/hfiref0x/LightFTP",
    "repo": "https://github.com/hfiref0x/LightFTP",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "semver",
        "lessThanOrEqual": "2.3.1"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
big.binpath/RETRRace condition triggered by RETR followed by RST in LightFTP 2.3.1, causing use-after-free during cleanup of shared context and possible DoS.CWE-367

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09 Sep 2026 20:35Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.9
CVSS 48.2
EPSS0.00395
SSVC
57