VULNERABILITY INTELLIGENCE

CVE-2021-47780

CVSS score7.8 HIGH
EPSS probability0.25%
CISA KEVNot currently listed
Published2026-01-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

Macro Expert 4.7 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the improperly configured service path to inject malicious executables that will be run with LocalSystem permissions during service startup.

Weakness classification

  • disclosure@vulncheck.com: CWE-428

Primary references