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CVE-2026-56766

🗓️ 25 Jun 2026 18:01:07Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

CVE-2026-56766: Hydra NTLM authentication stack overflow across protocols; fixed in 9cc84c2.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-56766
25 Jun 202618:01
attackerkb
Cvelist
CVE-2026-56766 Hydra - Stack Buffer Overflow in NTLM Authentication Handler
25 Jun 202618:01
cvelist
EUVD
EUVD-2026-39515
25 Jun 202618:01
euvd
NVD
CVE-2026-56766
25 Jun 202619:16
nvd
Positive Technologies
PT-2026-52540
25 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-56766 Hydra - Stack Buffer Overflow in NTLM Authentication Handler
25 Jun 202618:01
vulnrichment
Vulners
Node
[
  {
    "vendor": "vanhauser-thc",
    "product": "thc-hydra",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "custom",
        "lessThanOrEqual": "9.7"
      },
      {
        "status": "unaffected",
        "version": "9cc84c20e75f5fef6bb1790bb9ada2afad2204e2",
        "versionType": "git"
      }
    ],
    "repo": "https://github.com/vanhauser-thc/thc-hydra"
  }
]

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25 Jun 2026 19:50Current
6.8Medium risk
Vulners AI Score6.8
CVSS 48.6
CVSS 3.18.8
SSVC
4