CVE-2021-47859

ActivIdentity 8.2 - 'ac.sharedstore' Unquoted Service Path

CVSS 8.5 HIGHEPSS 0.1%CWE-428

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.5EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

21 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

HID Global · ActivIdentity

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References

https://www.exploit-db.com/exploits/49703 https://www.hidglobal.com/https://www.vulncheck.com/advisories/actividentity-acsharedstore-unquoted-service-path