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.

CVSS 4.0

5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.0

4.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-26)

CWE

CWE-943

Published

2026-04-27

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• jpcert:logontracer

References

• https://jvn.jp/en/jp/JVN57877356/
• https://www.jpcert.or.jp/press/2026/PR20260423.html

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