CVE-2021-47780

HIGH

Macro Expert 4.7 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-47780. PoCs published by Mert Daş.

AI-analyzed exploit summary The exploit describes an unquoted service path vulnerability in Macro Expert 4.7, where the service path contains spaces and is not enclosed in quotes, allowing local privilege escalation if an attacker can place a malicious executable in the path.

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.

Exploits (1)

exploitdb WRITEUP
by Mert Daş · textlocalwindows
https://www.exploit-db.com/exploits/50431

The exploit describes an unquoted service path vulnerability in Macro Expert 4.7, where the service path contains spaces and is not enclosed in quotes, allowing local privilege escalation if an attacker can place a malicious executable in the path.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: Macro Expert 4.7
Auth required
Prerequisites: Local access to the system · Ability to write to the system root path
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/50431

Scores

CVSS v3 7.8
EPSS 0.0022
EPSS Percentile 12.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Products (1)
macro-expert/macro_expert 4.7
Published Jan 16, 2026
Tracked Since Feb 18, 2026