CVE-2026-59270

Spring Security embedded UnboundID LDAP server exposes well-known administrative bind DN on all network interfaces

State: Published
Severity: 9.4 Critical
Published: Aug 27, 2026
Updated: Aug 28, 2026
Reserved: Jul 4, 2026

Description

Spring Security's embedded UnboundID LDAP server (UnboundIdContainer) unconditionally registers an administrative credential and binds its listener to all available network interfaces. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18 Spring Security 5.8.0 - 5.8.27 Spring Security 5.7.0 - 5.7.25

Scores

CVSS	Score	Vector	Source
3.1	9.4 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L	vmware

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Spring SecuritySpring	7.1.0Affected 7.0.0 through 7.0.6Affected 6.5.0 through 6.5.11Affected 6.4.0 through 6.4.18Affected 5.8.0 through 5.8.27Affected 5.7.0 through 5.7.25Affected

References

https://spring.io/security/cve-2026-59270

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