Quick answers
- Is CVE-2026-108310 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-108310 being exploited in the wild.
- How severe is CVE-2026-108310?
- Medium severity, with a CVSS score of 5.3, published 27 October 2026.
- Which products and versions are affected?
- Tanium Server 7.7.3 to 7.7.3.8350, 7.8.2 to 7.8.2.1262, 7.8.4 to 7.8.4.1398.
- Is there a fix for CVE-2026-108310?
- Yes: fixed in Tanium Server 7.7.3.8351 (2025H1 Update 26), 7.8.2.1263 (2025H2 Update 16), 7.8.4.1399 (2026H1 Update 9). Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-108310 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-108310?
- Check whether you run Tanium Server 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: Tanium Server 7.7.3.8351 (2025H1 Update 26), 7.8.2.1263 (2025H2 Update 16), 7.8.4.1399 (2026H1 Update 9)
Technical details
This is a denial of service vulnerability in Tanium Server that does not require authentication. An attacker with network access (AV:N/AC:L/PR:N) can send crafted requests to cause the server to become unavailable, affecting availability (A:L) but not confidentiality or integrity. The vulnerability exists in multiple release branches with specific version ranges noted.
Affected products
- Tanium Server 7.7.3 to 7.7.3.8350, 7.8.2 to 7.8.2.1262, 7.8.4 to 7.8.4.1398
Timeline
- 2026-10-27: disclosed