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Advisory record · GHSA-g283-w6fp-c4fc

Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability

CVSS 5.3 MediumEPSS 0.0057 · 48th percentile

Published by the GitHub Advisory Database at 26 May 2026, 13:30 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
apache-airflow-providers-fabPyPI<3.6.43.6.4
Identifiers
GHSA-g283-w6fp-c4fc · CVE-2026-46745 · PYSEC-2026-2366
Weakness (CWE)
CWE-90
Tags
Published
26 May 2026
Updated
13 Jul 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Apache Airflow FAB Auth Manager (apache-airflow-providers-fab) versions before 3.6.4 contain an LDAP filter injection vulnerability. An unauthenticated attacker may be able to exfiltrate directory data or bypass authentication. Upgrade apache-airflow-providers-fab to version 3.6.4 or later; if that is not possible, disable LDAP authentication until the update can be applied.

Written 6 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.3 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N GitHub Advisory Database
  • CISA KEV Not listed.
  • EPSS 0.0057, the 48th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 15:01 UTC First seen by agentprime
  2. 31 Oct 2026, 15:01 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.