CVE-2026-12193— VS Revo RevoUninstaller IOCTL RevoDetector.sys IOCtl_Handler heap-based overflow
Possible ATT&CK Techniques 2AI
T1068 · Exploitation for Privilege Escalation T1203 · Exploitation for Client ExecutionAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| VS Revo | RevoUninstaller | 2.5.* | affected |
2.6.* | affected | ||
2.7.0 | unaffected |
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I. Basic Information for CVE-2026-12193
Vulnerability Information
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Vulnerability Title
VS Revo RevoUninstaller IOCTL RevoDetector.sys IOCtl_Handler heap-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
vs revo revouninstaller 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
revouninstaller是vs revo公司的一款软件卸载工具。 VS Revo RevoUninstaller 2.5.x版本和2.6.x版本存在缓冲区错误漏洞，该漏洞源于IOCTL Handler组件中RevoDetector.sys库的IOCtl_Handler函数存在堆缓冲区溢出，可能导致本地攻击者利用漏洞造成堆缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| VS Revo | RevoUninstaller | 2.5.* | cpe:2.3:a:vs_revo:revouninstaller:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-12193
| # | POC Description | Source Link | Shenlong Link |
|---|
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Exploits & Public PoCs for CVE-2026-12193 (3)
IV. Related Vulnerabilities
Same weakness: CWE-122
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V. Comments for CVE-2026-12193
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