CVE-2021-47780

Macro Expert 4.7 - Unquoted Service Path

Published Jan 15, 2026 CVSS 4.0 · 8.5 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Macro-expert
Macro-expert macro Expert
CPEs cpe:2.3:a:macro-expert:macro_expert:4.7:*:*:*:*:*:*:*
Vendors & Products Macro-expert
Macro-expert macro Expert
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Macroexpert
Macroexpert macroexpert
Vendors & Products Macroexpert
Macroexpert macroexpert
Type Values Removed Values Added
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.
Title Macro Expert 4.7 - Unquoted Service Path
Weaknesses CWE-428
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Mar 5, 2026, 1:28 AM
Reserved
Jan 14, 2026, 2:39 PM
Status
Analyzed
Published
Jan 16, 2026, 12:16 AM
Modified
Jun 17, 2026, 4:18 AM