Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password.

Affected versions:
Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.

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Fixes

Solution

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Workaround

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References
History

Tue, 09 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 09 Jun 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Spring
Spring spring Ldap
Vendors & Products Spring
Spring spring Ldap

Tue, 09 Jun 2026 04:45:00 +0000

Type Values Removed Values Added
Description Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password. Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.
Title Authentication Bypass with Empty Password in Spring LDAP
Weaknesses CWE-287
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: vmware

Published:

Updated: 2026-06-09T15:02:52.610Z

Reserved: 2026-04-22T06:21:37.021Z

Link: CVE-2026-41720

cve-icon Vulnrichment

Updated: 2026-06-09T15:02:48.402Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-09T05:16:35.377

Modified: 2026-06-09T13:49:39.993

Link: CVE-2026-41720

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-09T08:55:47Z

Weaknesses