Vulnerability · Published Apr 22, 2026 · Assigned by NCSC.ch

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

High 8.5

In plain English

A high-severity incorrect default permissions in pcvisit Remote Host Modul from pcvisit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 4.0)8.5High

Exploit odds (30 days)0.1%top 99.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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 (as reported)

Vendor	Product	Versions
pcvisit	pcvisit Remote Host Modul	22.6.22.1329 – before 25.12.3.1745

Weakness: CWE-276 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

https://www.pcvisit.de/kundenbereich/release-notes release-notes
https://labs.infoguard.ch/advisories/cve-2026-0539_pcvisit_local-privilege-escalation/ third-party-advisory, technical-description