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TI-2026-18256 Aliases CVE-2026-22731GHSA-8hfc-fq58-r658

Authentication Bypass under Actuator Health groups paths

Priority MEDIUM 42CWE-288Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · Low · None
Fix status
Partial Red Hat: 4 fixed, 4 without a fix

Attack profile from CVSS 3.1 · CNA. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-288.

Summary

Spring Boot applications with Actuator can be vulnerable to an "Authentication Bypass" vulnerability when an application endpoint that requires authentication is declared under a specific path, already configured for a Health Group additional path. This issue affects Spring Boot: from 4.0 before 4.0.3, from 3.5 before 3.5.11, from 3.4 before 3.4.15. This CVE is similar but not equivalent to CVE-2026-22733, as the conditions for exploit and vulnerable versions are different.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00347 28th percentileScored 2026-11-07
Fix Partial Spring Boot (Spring): 4.0.3, 3.5.11, 3.4.15org.springframework.boot:spring-boot-starter-actuator (Maven): 3.5.12, 4.0.4Red Hat: 4 advisoriesRed Hat: 4 fixed, 4 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
VMwareSpring Boot4.0 to before 4.0.3; 3.5 to before 3.5.11; 3.4 to before 3.4.154.0.3, 3.5.11, 3.4.15Patch availableCNA
—org.springframework.boot:spring-boot-starter-actuator (Maven)3.4.0 – 3.4.13—No fix listedGHSA-8hfc-fq58-r658
—org.springframework.boot:spring-boot-starter-actuator (Maven)3.5.0 to before 3.5.123.5.12Patch availableGHSA-8hfc-fq58-r658
—org.springframework.boot:spring-boot-starter-actuator (Maven)4.0.0-M1 to before 4.0.44.0.4Patch availableGHSA-8hfc-fq58-r658
  • Spring Boot VendorVMware Affected 4.0 to before 4.0.3; 3.5 to before 3.5.11; 3.4 to before 3.4.15 Fixed in 4.0.3, 3.5.11, 3.4.15 Patch available CNA
  • org.springframework.boot:spring-boot-starter-actuator (Maven) Vendor— Affected 3.4.0 – 3.4.13 Fixed in — No fix listed GHSA-8hfc-fq58-r658
  • org.springframework.boot:spring-boot-starter-actuator (Maven) Vendor— Affected 3.5.0 to before 3.5.12 Fixed in 3.5.12 Patch available GHSA-8hfc-fq58-r658
  • org.springframework.boot:spring-boot-starter-actuator (Maven) Vendor— Affected 4.0.0-M1 to before 4.0.4 Fixed in 4.0.4 Patch available GHSA-8hfc-fq58-r658

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:vmware:spring_boot:*:*:*:*:*:*:*:*3.4.0 to before 3.4.15; 3.5.0 to before 3.5.12; 4.0.0 to before 4.0.4VulnerableVMware
  • cpe:2.3:a:vmware:spring_boot:*:*:*:*:*:*:*:* Versions 3.4.0 to before 3.4.15; 3.5.0 to before 3.5.12; 4.0.0 to before 4.0.4 Vulnerable ·VMware

Remediation

  • Fix · CNA Spring Boot (Spring) Fixed in 4.0.3, 3.5.11, 3.4.15
  • Fix · GHSA-8hfc-fq58-r658 org.springframework.boot:spring-boot-starter-actuator (Maven) Fixed in 3.5.12 Advisory →
  • Fix · GHSA-8hfc-fq58-r658 org.springframework.boot:spring-boot-starter-actuator (Maven) Fixed in 4.0.4 Advisory →

Red Hat 4 advisories

  • RHSA-2026:69459 Released 2026-09-21 · Red Hat rating Important
    AMQ Clients 2026.Q3
    • AMQ Clients 2026.Q3
  • RHSA-2026:25089 Released 2026-06-10 · Red Hat rating Important
    HawtIO 4.4.0 for Red Hat build of Apache Camel 4 Release and security update.
    • HawtIO HawtIO 4.4.0
  • RHSA-2026:17668 Released 2026-05-14 · Red Hat rating Critical
    Red Hat Build of Apache Camel 4.18.1 for Spring Boot release.
    • Red Hat build of Apache Camel 4.18.1 for Spring Boot 3.5.14
Show 1 more Red Hat advisories
  • RHSA-2026:10175 Released 2026-04-23 · Red Hat rating Important
    Red Hat OpenShift Dev Spaces 3.27.1 Release.
    • Red Hat OpenShift Dev Spaces 3.27 registry.redhat.io/devspaces/code-rhel9, registry.redhat.io/devspaces/dashboard-rhel9, registry.redhat.io/devspaces/devspaces-rhel9-operator +8

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Data Grid 8AffectedNo fix planned: Will not fix
Red Hat Fuse 7AffectedNo fix planned: Will not fix
Red Hat Single Sign-On 7AffectedNo fix planned: Will not fix
Red Hat build of OptaPlanner 8AffectedNo fix planned: Will not fix
AMQ Clients 2026.Q3Fixed RHSA-2026:69459
HawtIO HawtIO 4.4.0Fixed RHSA-2026:25089
Red Hat OpenShift Dev Spaces 3.27Fixed RHSA-2026:10175
Red Hat build of Apache Camel 4.18.1 for Spring Boot 3.5.14Fixed RHSA-2026:17668
Not affected: 6 products
  • Red Hat AMQ Broker 7
  • Red Hat JBoss Enterprise Application Platform 7
  • Red Hat JBoss Enterprise Application Platform 8
  • Red Hat JBoss Enterprise Application Platform Expansion Pack
  • Red Hat OpenShift Dev Spaces 3.27
  • Red Hat Process Automation 7

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-22731
  2. 2026-10-03 Alias added: GHSA-8hfc-fq58-r658

References

Advisory 2

Other 1

  • TI-2017-05637 Improper input validation in Pivotal Spring Data REST and Spring Boot CVSS 3.0CRITICAL 9.8
  • TI-2023-07292 In Spring Boot versions 3.0.0 - 3.0.5, 2.7.0 - 2.7.10, and older unsupported versions, an… CVSS 3.1CRITICAL 9.8
  • TI-2026-29627 Missing authorization in VMware Spring Boot CVSS 3.1CRITICAL 9.1
  • TI-2021-08570 Element Plug-in for vCenter Server incorporates SpringBoot Framework. CVSS 3.1CRITICAL 9.8
  • TI-2026-18258 Authentication Bypass under Actuator CloudFoundry endpoints CVSS 3.1HIGH 8.2
  • TI-2026-29625 Improper certificate validation in VMware Spring Boot CVSS 3.1CRITICAL 9.8
See all 19 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences