CVE Explorer

CVE-2026-0539

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.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:434702319e00b4be4a2e94eec2222004d31e2543d5d4a06ccda4739dc61af625

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unknown","platforms":["Windows"],"product":"pcvisit Remote Host Modul","vendor":"pcvisit","versions":[{"lessThan":"25.12.3.1745","status":"affected","version":"22.6.22.1329","versionType":"custom"},{"lessThan":"22.6.22.1329","status":"unaffected","version":"0","versionType":"custom"},{"status":"unaffected","version":"25.12.3.1745"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:10449abf347a78bba564623fac59ccecf8dac233500f00a3fd623a5cc054cd49 · sha256:e80c09816a7f092e… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.5,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIG…

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:10449abf347a78bba564623fac59ccecf8dac233500f00a3fd623a5cc054cd49 · sha256:e80c09816a7f092e… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion

{"cweId":"CWE-276","description":"CWE-276 Incorrect Default Permissions","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:10449abf347a78bba564623fac59ccecf8dac233500f00a3fd623a5cc054cd49 · sha256:e80c09816a7f092e… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"tags":["third-party-advisory","technical-description"],"url":"https://labs.infoguard.ch/advisories/cve-2026-0539_pcvisit_local-privilege-escalation/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:10449abf347a78bba564623fac59ccecf8dac233500f00a3fd623a5cc054cd49 · sha256:e80c09816a7f092e… · /containers/cna/references/1

{"tags":["release-notes"],"url":"https://www.pcvisit.de/kundenbereich/release-notes"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:10449abf347a78bba564623fac59ccecf8dac233500f00a3fd623a5cc054cd49 · sha256:e80c09816a7f092e… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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