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CVE-2026-8797

ExpressUpdate Agent for WindowsVulnerabilityCVSS 8.5

An access control deficiency vulnerability exists in ExpressUpdate Agent for Windows. If a malicious user gains access to the product, arbitrary code could be executed with SYSTEM privileges.

No public exploitation has been reported so far. No distribution fix is listed yet; apply vendor mitigations and monitor.

Recommended action: Track your distribution's security tracker and apply the fix as soon as it ships.

CVE-2026-8797 ExpressUpdate Agent for Windows Vulnerability

Severity metrics

CVSS 4.0 : 8.5 HIGH

Attack vectorLocal
Attack complexityLow
Attack requirementsNone
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Subsequent confidentialityNone
Subsequent integrityNone
Subsequent availabilityNone

Vector: AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected & fixed versions by distribution

Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.

No affected package in the tracked watchlist yet (Debian, Ubuntu, Arch, SUSE, Red Hat...). Triage may still be pending.

Sources

Published 2026-06-26 · updated 2026-07-26 · source: NVD