PatchTheCVECVE-2026-108309: Tanium addressed an uncontrolled resource consumption vulnerability in Performance Client Extension.
CVE-2026-108309 is a medium-severity flaw (CVSS 5.5) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Tanium addressed an uncontrolled resource consumption vulnerability in Performance Client Extension.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 5.5 (Medium) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | n/a |
| CISA exploited list | No |
| Weakness | CWE-770 |
| Published | 2026-10-27 |
| Last modified | 2026-10-27 |
Last updated 2026-10-27 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-108309?
No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.
Is CVE-2026-108309 being exploited?
CVE-2026-108309 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-108309 affect?
CVE-2026-108309 affects affected software. Severity is medium (CVSS 5.5). Tanium addressed an uncontrolled resource consumption vulnerability in Performance Client Extension.
How urgent is CVE-2026-108309?
Priority 19/100. No elevated risk signals yet.