PT-2026-3154 · Unknown · Macro Expert

Mert Daş · Published 2026-01-15 · Updated 2026-01-21 · CVE-2021-47780

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Macro Expert version 4.7

Description The software contains an unquoted service path vulnerability. This allows local users to potentially execute arbitrary code with elevated system privileges. An attacker can exploit the improperly configured service path to inject malicious executables that will be run with LocalSystem permissions during service startup.

Recommendations Ensure the service path is properly quoted to prevent the execution of unauthorized code.

Exploit

Fix

Weakness Enumeration

CWE-428

Related Identifiers

CVE-2021-47780

Affected Products

Macro Expert

References · 7

• 🔥 https://exploit-db.com/exploits/50431 · Exploit
• https://osv.dev/vulnerability/CVE-2021-47780 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47780 · Security Note
• https://twitter.com/cracbot/status/2013929617200144654 · Twitter Post
• http://macro-expert.com · Note
• https://twitter.com/CVEnew/status/2012126507947221138 · Twitter Post
• https://vulncheck.com/advisories/macro-expert-unquoted-service-path · Note