Is CVE-2026-108313 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-108313 being exploited in the wild.

How severe is CVE-2026-108313?

Medium severity, with a CVSS score of 6.6, 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-2026-108313?

Yes: fixed in Tanium Server 7.7.3.8351, 7.8.2.1263, 7.8.4.1399 and later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-108313 attacked?

It is attacked over the network, in a hosted service.

Am I affected by CVE-2026-108313?

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.

CVE-2026-108313: Tanium Server privilege escalation in permission administration

CVE-2026-108313 · Severity: medium · CVSS 6.6 · Published 2026-10-27

Tanium Server, an enterprise endpoint management and IT operations platform, contains a privilege escalation vulnerability that allows authenticated administrators with limited permissions to gain full system administrator access. An attacker with the "Permission Administrator" role could exploit this flaw to take complete control of the Tanium infrastructure and all managed endpoints.

Technologies: Tanium Server. Vendors: Tanium.

Quick answers

Is CVE-2026-108313 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-108313 being exploited in the wild.
How severe is CVE-2026-108313?: Medium severity, with a CVSS score of 6.6, 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-2026-108313?: Yes: fixed in Tanium Server 7.7.3.8351, 7.8.2.1263, 7.8.4.1399 and later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-108313 attacked?: It is attacked over the network, in a hosted service.
Am I affected by CVE-2026-108313?: 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, 7.8.2.1263, 7.8.4.1399 and later

Technical details

An incorrect privilege assignment vulnerability in Tanium Server allows authenticated users with the "Permission Administrator" permission to escalate their privileges to full administrator. The vulnerability requires authentication, high complexity conditions, and affects confidentiality, integrity, and availability of the system. No workaround is available beyond patching.

Affected products

Tanium 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

References

https://security.tanium.com/TAN-2026-054

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