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CVE-2026-3787

UltraVNC Windows Service cryptbase.dll uncontrolled search path PUBLISHED

Description (CNA)

A weakness has been identified in UltraVNC 1.6.4.0 on Windows. This affects an unknown function in the library cryptbase.dll of the component Windows Service. This manipulation causes uncontrolled search path. The attack requires local access. A high degree of complexity is needed for the attack. The exploitability is reported as difficult. The vendor was contacted early about this disclosure but did not respond in any way.

Affected (CNA)

Vendor / productVersions
n/a / UltraVNCaffected 1.6.4.0

CWE

CWE-427, CWE-426

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.