CVE-2020-36991

HIGH

ShareMouse 5.0.43 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-36991. PoCs published by alacerda.

AI-analyzed exploit summary This is a writeup describing an unquoted service path vulnerability in ShareMouse 5.0.43. The vulnerability allows local privilege escalation if an attacker can place an executable in a path that the service resolves due to unquoted path handling.

Description

ShareMouse 5.0.43 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the insecure service path configuration by placing malicious executables in specific system directories to gain elevated access during service startup.

Exploits (1)

exploitdb WRITEUP
by alacerda · textlocalwindows
https://www.exploit-db.com/exploits/48794

This is a writeup describing an unquoted service path vulnerability in ShareMouse 5.0.43. The vulnerability allows local privilege escalation if an attacker can place an executable in a path that the service resolves due to unquoted path handling.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Theoretical
Target: ShareMouse 5.0.43
Auth required
Prerequisites: Local access to the system · Ability to write to a directory in the unquoted path
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/48794
Various Sources product
https://www.sharemouse.com/

Scores

CVSS v3 7.8
EPSS 0.0016
EPSS Percentile 5.5%
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)
Sharemouse/ShareMouse 5.0.43
Published Jan 28, 2026
Tracked Since Feb 18, 2026