Vulnerabilities

Vulnerability · CVE-2026-33566

There is a cypher injection issue in LogonTracer prior to v2.0.0.

Published Apr 27, 2026 · catalog updated Jun 17, 2026 · There is a cypher

Check if you run it

No confirmed exploitation is on record for CVE-2026-33566. EPSS is 0.30%. Act only if a listed version of There is a cypher is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (There is a cypher).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.30%
Remediation
Advisory link
Affected products
cpe jpcert/logontracer

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe jpcert/logontracerversion unspecified

How to fix CVE-2026-33566

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-33566. EPSS is 0.30%. Act only if a listed version of There is a cypher is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-943. EPSS 0.30%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 27, 2026 · NIST NVD

    Detected

    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.

  2. Jun 17, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2026-33566

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-33566

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.