CVE-2026-12139
MEDIUMCVSS 5.5/10EPSS 0.11%
Last modified
CVE-2026-12139 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Tanium addressed an information disclosure vulnerability in Connect.. EPSS estimates a 0.11% chance of exploitation in the next 30 days.
Description
Tanium addressed an information disclosure vulnerability in Connect.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tanium | Connect | >= 5.29.0, < 5.29.251 |
| Tanium | Connect | >= 5.37.0, < 5.37.156 |
| Tanium | Connect | >= 5.47.0, < 5.47.112 |
References
- https://security.tanium.com/TAN-2026-018Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-12139?
Tanium addressed an information disclosure vulnerability in Connect.
How severe is CVE-2026-12139?
CVE-2026-12139 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.
How do I fix CVE-2026-12139?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-12139?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST