CVE-2026-87021 Tanium addressed an unauthorized code execution vulnerability in Comply.
Attackers can execute unauthorized code in Tanium Comply, requiring immediate patching to prevent system compromise.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-87021?
CVE-2026-87021 is a high-severity code injection vulnerability in Tanium Comply, published on 9 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Tanium addressed an unauthorized code execution vulnerability in Comply.
Weakness: CWE-1336
Which versions are affected by CVE-2026-87021?
It affects 1 product.
Products include Tanium Comply.
How do I fix CVE-2026-87021?
No fix has been published for CVE-2026-87021 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-87021 being exploited?
There is no known exploitation of CVE-2026-87021 in the wild and no public exploit code.
Other vulnerabilities in Tanium Comply
- CVE-2026-87023 Tanium addressed a path traversal vulnerability in Comply.
- CVE-2026-87030 Tanium addressed a path traversal vulnerability in Comply.
- CVE-2026-87034 Tanium addressed a SQL injection vulnerability in Comply.
- CVE-2026-87036 Tanium addressed an improper access controls vulnerability in Comply.
- CVE-2026-87075 Tanium addressed an improper access controls vulnerability in Comply.
Sources
Also known as GHSA-37q3-xf78-2773.