CVE-2019-1130
Actively exploited. CVE-2019-1130 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-23) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
A privilege escalation vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links.
CSIRTS triage
- What
- A privilege escalation vulnerability exists due to improper handling of hard links by the Windows AppX Deployment Service.
- Who is affected
- Users of Microsoft Windows with the AppX Deployment Service are affected.
- Urgency
- Remediation is critical as the vulnerability is actively exploited and has a high severity rating.
- Action
- Apply the latest security updates from Microsoft.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 81% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2019-1130: Microsoft Windows AppX Deployment Service Privilege Escalation Vulnerabilitycisa-kev · 2022-05-23
External references
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