MEDIUM
CVE-2026-46745
CWE-90Published: May 25, 2026· Updated: May 27, 2026
5.3
CVSS v3.1
EPSS:0.19%probability of exploitation in 30 daysPercentile:40.9th
Official Description
Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability (CWE-90) that allows unauthenticated attackers to exfiltrate directory data or bypass authentication. Upgrade to apache-airflow-providers-fab 3.6.4 or later. If immediate upgrade is not possible, disable LDAP authentication until the provider can be updated.
Technical Analysis
CVE-2026-46745 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Vendors & Products
Apache1 product
apache-airflow-providers-fab
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (3)
→
https://github.com/apache/airflow/pull/66417Issue Tracking · Patch
→
https://lists.apache.org/thread/dvfy0bs181xwsrjrd3y5c55ztbzm8yhhMailing List · Vendor Advisory
→
http://www.openwall.com/lists/oss-security/2026/05/24/10Mailing List · Third Party Advisory
Quick Facts
CVE IDCVE-2026-46745
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-90
CISA KEVNo
EPSS (30d)0.19%
Affected1 vendor
PublishedMay 25, 2026
Related CVEs (CWE-90)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-46745 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.