UL
Product
UltraVNC
by Ultravnc · last CVE Mar 27, 2026
13
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 5High 3Medium 0Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2019-8259
7.5
3%
Mar 5
UltraVNC revision 1198 contains multiple memory leaks (CWE-655) in VNC client code, which allow an attacker to read stack memory and can be abused for information disclosure
Affected: 1.2.2.3
CVE-2026-4962
7.0
0%
Mar 27
UltraVNC Service version.dll uncontrolled search path
Affected: 1.6.0; 1.6.1; 1.6.2; 1.6.3; 1.6.4.0
CVE-2026-3787
7.0
0%
Mar 8
UltraVNC Windows Service cryptbase.dll uncontrolled search path
Affected: 1.6.4.0
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