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CVE-2026-56766 Hydra - Stack Buffer Overflow in NTLM Authentication Handler

🗓️ 25 Jun 2026 18:01:07Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

CVE-2026-56766 Hydra NT LAN Manager auth stack overflow via Type-2 challenge enabling code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
CVE-2026-56766
25 Jun 202618:01
attackerkb
circl
CVE-2026-56766
25 Jun 202623:34
circl
cve
CVE-2026-56766
25 Jun 202618:01
cve
exploitdb
Hydra - Stack Buffer Overflow
7 Jul 202600:00
exploitdb
euvd
EUVD-2026-39515
25 Jun 202618:01
euvd
nvd
CVE-2026-56766
25 Jun 202619:16
nvd
opensuse
hydra-9.7+git20.gbccaea1-1.1 on GA media (moderate)
28 Jun 202600:00
opensuse
osv
CVE-2026-56766 Hydra - Stack Buffer Overflow in NTLM Authentication Handler
25 Jun 202618:01
osv
osv
OPENSUSE-SU-2026:11131-1 hydra-9.7+git20.gbccaea1-1.1 on GA media
27 Jun 202600:00
osv
osv
UBUNTU-CVE-2026-56766
25 Jun 202619:16
osv
Rows per page
[
  {
    "vendor": "vanhauser-thc",
    "product": "thc-hydra",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:github/vanhauser-thc/thc-hydra",
    "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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14 Jul 2026 21:34Current
CVSS 48.6
CVSS 3.18.8
EPSS0.01325
31