CVE-2021-22907 Privilege escalation in Citrix Workspace App for Windows
An improper access control flaw in Citrix Workspace App for Windows allows attackers to escalate privileges on the local system.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22907?
CVE-2021-22907 is a high-severity vulnerability in Citrix Workspace App for Windows, published on 27 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An improper access control vulnerability exists in Citrix Workspace App for Windows potentially allows privilege escalation in CR versions prior to 2105 and 1912 LTSR prior to CU4.
Weakness: CWE-284
Which versions are affected by CVE-2021-22907?
It affects 1 product.
Products include Citrix Workspace.
How do I fix CVE-2021-22907?
No fix has been published for CVE-2021-22907 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22907 being exploited?
There is no known exploitation of CVE-2021-22907 in the wild and no public exploit code.
Other vulnerabilities in Citrix Workspace App for Windows
- CVE-2020-8207 Privilege escalation in Citrix Workspace App for Windows
- CVE-2024-6286 Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges
- CVE-2023-24485 Privilege Escalation on the system running a vulnerable version of Citrix Workspace app for Windows
- CVE-2022-21825 Privilege escalation in Citrix Workspace App for Linux
- CVE-2025-4879 Citrix Workspace App for Windows - Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges
Sources
Also known as GHSA-j68c-rj4v-fjjr.