CVE-2026-33566
MEDIUMCVSS 5.1/10EPSS 0.18%
Last modified
CVE-2026-33566 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jpcert | Logontracer | < 2.0.0 |
References
- https://jvn.jp/en/jp/JVN57877356/Third Party Advisory
- https://www.jpcert.or.jp/press/2026/PR20260423.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-33566?
There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.
How severe is CVE-2026-33566?
CVE-2026-33566 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-33566?
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-2026-33566?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST