What’s Vulnerable › Vulnerabilities

CVE-2026-0539: Local Privilege Escalation in pcvisit service client

• Severity: high (CVSS 8.5 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-22 · updated 2026-10-26
• Weakness: CWE-276

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.

Affected products

• pcvisit Remote Host Modul: from 22.6.22.1329 before 25.12.3.1745 — fixed in 25.12.3.1745

How to fix

Upgrade to a fixed version: pcvisit Remote Host Modul 25.12.3.1745. Check the vendor advisory for mitigations.

References

• https://labs.infoguard.ch/advisories/cve-2026-0539_pcvisit_local-privilege-escalation/
• https://www.pcvisit.de/kundenbereich/release-notes

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