Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-59270

CVE-2026-59270CRITICAL

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

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  N    9.1   .0040   32.4     —

AFFECTED
  Product          Versions  Fixed
  Spring Security  7.1.0 –   —

TIMELINE
  Jul 4   Reserved by vmware
  Aug 27  Published (CNA: vmware)
  Sep 1   RESCORED — CVE-2026-59270 (Spring Security). CVSS 9.4 → 9.1 (NVD).

CWE-863 · CNA: vmware · CVSS v3.1 · 1 reference · NVD status: Analyzed

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

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
July 4, 2026	Reserved	Reserved by vmware
August 27, 2026	Published	Published (CNA: vmware)
September 1, 2026	RESCORED	RESCORED — CVE-2026-59270 (Spring Security). CVSS 9.4 → 9.1 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Spring	Spring Security	—	7.1.0	—

Weaknesses

CWE-863

References (1)

https://spring.io/security/cve-2026-59270 [Vendor Advisory]

Authoritative record: CVE-2026-59270 at cve.org

Vendors: spring

Weaknesses: CWE-863

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-59270 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.