Known Vulnerabilities for products from Ultravnc

Listed below are 7 of the newest known vulnerabilities associated with the vendor "Ultravnc".

These CVEs are retrieved based on exact matches on listed vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed vendor information are still displayed.

Data on known vulnerable products is also displayed based on information from known CPEs, each product links to its respective vulnerability page.

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-44042 json Not Provided 2026-07-01 2026-07-09
CVE-2026-44041 json Not Provided 2026-07-01 2026-07-09
CVE-2026-44040 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7840 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7839 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7838 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7831 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7830 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7829 json Not Provided 2026-07-01 2026-07-09
CVE-2026-7828 json Not Provided 2026-07-01 2026-07-09
CVE-2016-5673 json UltraVNC Repeater before 1300 does not restrict destination IP addresses or TCP ports, which allows remote attackers to obtai... Not Provided 2016-08-25 2026-05-06
CVE-2010-5248 json Untrusted search path vulnerability in UltraVNC 1.0.8.2 allows local users to gain privileges via a Trojan horse vnclang.dll ... Not Provided 2012-09-07 2026-04-29
CVE-2009-0388 json Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a... Not Provided 2009-02-04 2026-04-23
CVE-2008-5001 json Multiple stack-based buffer overflows in multiple functions in vncviewer/FileTransfer.cpp in vncviewer for UltraVNC 1.0.2 and... Not Provided 2008-11-10 2026-04-23
CVE-2008-0610 json Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in v... Not Provided 2008-02-06 2026-04-23
CVE-2006-2206 json The MS-Logon authentication scheme in UltraVNC (aka Ultr@VNC) 1.0.1 uses weak encryption (XOR) for challenge/response, which ... Not Provided 2006-05-05 2025-04-03
CVE-2006-1652 json Multiple buffer overflows in (a) UltraVNC (aka Ultr@VNC) 1.0.1 and earlier and (b) tabbed_viewer 1.29 (1) allow user-assisted... Not Provided 2006-04-06 2025-04-03

Known software with vulnerabilities from Ultravnc

Type Vendor Product Version
ApplicationUltravncRepeater1201
ApplicationUltravncVnc Viewer-

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