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.
History

Wed, 21 Jan 2026 22:30:00 +0000

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

Fri, 16 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 16 Jan 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Macroexpert
Macroexpert macroexpert
Vendors & Products Macroexpert
Macroexpert macroexpert

Thu, 15 Jan 2026 23:45:00 +0000

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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-01-15T23:25:37.195Z

Updated: 2026-01-16T16:12:28.535Z

Reserved: 2026-01-14T14:39:44.737Z

Link: CVE-2021-47780

cve-icon Vulnrichment

Updated: 2026-01-16T16:12:24.955Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-16T00:16:21.130

Modified: 2026-01-21T22:24:18.603

Link: CVE-2021-47780

cve-icon Redhat

No data.