CVE-2021-47859 HIGH

CVE-2021-47859: ActivIdentity 8.2 - 'ac.sharedstore' Unquoted Service Path

Vendor Hid Global
Product ActivIdentity
Weakness CWE-428
Published January 21, 2026
Last update March 5, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

ActivIdentity 8.2 contains an unquoted service path vulnerability in the ac.sharedstore service that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted binary path in C:\Program Files\Common Files\ActivIdentity\ to inject malicious executables and escalate privileges.

Key dates

02Disclosure timeline

January 21, 2026 CVE published
March 5, 2026 Record updated