CVE-2026-4962
UltraVNC Service version.dll uncontrolled search path
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
A security flaw has been discovered in UltraVNC up to 1.6.4.0. Affected by this issue is some unknown functionality in the library version.dll of the component Service. The manipulation results in uncontrolled search path. The attack needs to be approached locally. This attack is characterized by high complexity. The exploitation is known to be difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
| CWE | CWE-427 CWE-426 |
| Vendor | n/a |
| Product | ultravnc |
| Published | Mar 27, 2026 |
| Last Updated | Mar 27, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / UltraVNC
1.6.0 1.6.1 1.6.2 1.6.3 1.6.4.0
References
Credits
🔍 haehanse (VulDB User) VulDB