CVE-2026-87026 Tanium addressed an improper access controls vulnerability in Threat Response.
Attackers can bypass access controls in Tanium Threat Response to perform unauthorized actions.
- 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-2026-87026?
CVE-2026-87026 is a low-severity missing authorization vulnerability in Tanium Threat Response, published on 16 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Tanium addressed an improper access controls vulnerability in Threat Response.
Weakness: CWE-862
Which versions are affected by CVE-2026-87026?
How do I fix CVE-2026-87026?
No fix has been published for CVE-2026-87026 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-87026 being exploited?
There is no known exploitation of CVE-2026-87026 in the wild and no public exploit code.
Sources
Also known as GHSA-hx2p-hm52-j526.