CVE-2021-47780

High

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.

SeverityHigh
CVSS7.8
Exploit probability—
ProductMacro-expert Macro Expert
PublishedJan 16, 2026
First seenJan 16, 2026
Weakness typeCWE-428CWE-428

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
macro-expert macro_expert4.7—

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