CVE-2026-0539— Local Privilege Escalation in pcvisit service client
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I. Basic Information for CVE-2026-0539
Vulnerability Information
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Vulnerability Title
Local Privilege Escalation in pcvisit service client
Source: NVD (National Vulnerability Database)
Vulnerability Description
Incorrect Default Permissions in pcvisit service binary on Windows allows a low-privileged local attacker to escalate their privileges by overwriting the service binary with arbitrary contents. This service binary is automatically launched with NT\SYSTEM privileges on boot. This issue affects all versions after 22.6.22.1329 and was fixed in 25.12.3.1745.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
缺省权限不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
pcvisit service binary 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
pcvisit service binary是德国pcvisit公司的一个远程支持软件后台服务组件。 pcvisit service binary存在安全漏洞，该漏洞源于默认权限不正确，可能导致权限低的本地攻击者通过用任意内容覆盖服务二进制文件提升其权限。
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 |
|---|---|---|---|---|
| pcvisit | pcvisit Remote Host Modul | 22.6.22.1329 ~ 25.12.3.1745 | - |
II. Public POCs for CVE-2026-0539
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-276
V. Comments for CVE-2026-0539
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