Quick answers
- Is CVE-2026-116658 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-116658 being exploited in the wild.
- How severe is CVE-2026-116658?
- Medium severity, with a CVSS score of 6.5, published 27 October 2026.
- Which products and versions are affected?
- Tanium Enforce 2.9 to 2.9.736, 2.10 to 2.10.778, 3.0 to 3.0.373.
- Is there a fix for CVE-2026-116658?
- Yes: fixed in Enforce 2.9.736 (2025H1), 2.10.778 (2025H2), 3.0.373 (2026H1) and later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-116658 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-116658?
- Check whether you run Tanium Enforce at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: Enforce 2.9.736 (2025H1), 2.10.778 (2025H2), 3.0.373 (2026H1) and later
Technical details
A denial of service vulnerability exists in Tanium Enforce that requires network access and authentication with the Enforce Create permission. An attacker can trigger a condition that causes service unavailability. The vulnerability affects multiple release branches and has been patched in recent updates across all supported versions.
Affected products
- Tanium Enforce 2.9 to 2.9.736, 2.10 to 2.10.778, 3.0 to 3.0.373
Timeline
- 2026-10-27: disclosed