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CVE-2026-44041 UltraVNC vncWc2Mb calls wcslen() before validating that the wide string is NUL-terminated

🗓️ 01 Jul 2026 03:33:19Reported by securinType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

UltraVNC flaw where vncWc2Mb reads before termination check, causing out-of-bounds read and crash or info leak.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-44041
1 Jul 202603:33
attackerkb
CVE
CVE-2026-44041
1 Jul 202603:33
cve
EUVD
EUVD-2026-40878
1 Jul 202603:33
euvd
NVD
CVE-2026-44041
1 Jul 202605:16
nvd
Positive Technologies
PT-2026-54478
1 Jul 202600:00
ptsecurity
[
  {
    "vendor": "uvnc",
    "product": "UltraVNC",
    "versions": [
      {
        "version": "0",
        "lessThanOrEqual": "1.8.2.2",
        "status": "affected",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "winvnc",
      "vncviewer"
    ]
  }
]

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