CVE-2026-12193 PUBLISHED

A vulnerability was identified in VS Revo RevoUninstaller 2.5.x/2.6.x. The affected element is the function IOCtl_Handler in the library RevoDetector.sys of the component IOCTL Handler. Such manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. Upgrading to version 2.7.0 is sufficient to fix this issue. It is recommended to upgrade the affected component.

• Jordanhiggins (VulDB User) reporter

• VDB-370839 | VS Revo RevoUninstaller IOCTL RevoDetector.sys IOCtl_Handler heap-based overflow
• VDB-370839 | CTI Indicators (IOB, IOC, IOA)
• CVE-2026-12193 | CVE Analysis and Report
• Submit #829132 | VS REVO GROUP RevoUninstaller <2.7.0 >2.5.0 Heap-based Buffer Overflow
• Submit #829133 | VS REVO GROUP RevoUninstaller <2.7.0 >2.5.0 Heap-based Buffer Overflow (Duplicate)
• https://jordanhiggins.blog/revouninstaller-pool-overflow-exploit/
• https://github.com/Kalagious/RevoDetectorExploit/tree/master
• https://www.revouninstaller.com/start-freeware-download/
• https://vandalsuidaho-my.sharepoint.com/:w:/g/personal/higg2059_vandals_uidaho_edu/IQAMHgdfpRAkSqDsoFVswIYNAXjPVFz-admcJyl5ITzYhu0?e=4Ywwza
• https://youtu.be/JR0KPjWRTns?si=Ff2bUDvv3butJyfP

• Heap-based Buffer Overflow CWE
• Memory Corruption CWE