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  5. CVE-2026-44304

CVE-2026-44304: Lemur: LDAP Filter Injection enables post-authentication privilege escalation

May 6, 2026 (updated May 13, 2026)

Lemur: LDAP Filter Injection enables post-authentication privilege escalation

References

  • github.com/Netflix/lemur/releases/tag/v1.9.0
  • github.com/Netflix/lemur/security/advisories/GHSA-3r34-vq8m-39gh
  • github.com/advisories/GHSA-3r34-vq8m-39gh
  • nvd.nist.gov/vuln/detail/CVE-2026-44304

Code Behaviors & Features

Detect and mitigate CVE-2026-44304 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 1.9.0

Fixed versions

  • 1.9.0

Solution

Upgrade to version 1.9.0 or above.

Impact 8.1 HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Learn more about CVSS

Weakness

  • CWE-90: Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Source file

pypi/lemur/CVE-2026-44304.yml

Spotted a mistake? Edit the file on GitLab.

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