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CVE-2026-22733— Authentication Bypass under Actuator CloudFoundry endpoints

Quick assessment

Affected
Spring Spring Security
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Spring Security是Spring开源的一款具有认证和授权功能的安全框架。 Spring Security 4.0.3及之前版本、3.5.11及之前版本、3.4.14及之前版本、3.3.17及之前版本和2.7.31及之前版本存在安全漏洞，该漏洞源于身份验证绕过，可能导致未经授权的访问。

CVSS 8.2 · High EPSS 0.36% · P27
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I. Basic Information for CVE-2026-22733

Vulnerability Information
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Vulnerability Title
Authentication Bypass under Actuator CloudFoundry endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Spring Boot applications with Actuator can be vulnerable to an "Authentication Bypass" vulnerability when an application endpoint that requires authentication is declared under the path used by the CloudFoundry Actuator endpoints. This issue affects Spring Security: from 4.0.0 through 4.0.3, from 3.5.0 through 3.5.11, from 3.4.0 through 3.4.14, from 3.3.0 through 3.3.17, from 2.7.0 through 2.7.31.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Spring Security 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Spring Security是Spring开源的一款具有认证和授权功能的安全框架。 Spring Security 4.0.3及之前版本、3.5.11及之前版本、3.4.14及之前版本、3.3.17及之前版本和2.7.31及之前版本存在安全漏洞，该漏洞源于身份验证绕过，可能导致未经授权的访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Spring Spring Security 4.0.0 ~ 4.0.3 -

II. Public POCs for CVE-2026-22733

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III. Intelligence Information for CVE-2026-22733

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Vendor Advisories for CVE-2026-22733 (1)

Same Patch Batch · Spring · 2026-03-19 · 4 CVEs total

CVE-2026-22731 8.2 HIGH Authentication Bypass under Actuator Health groups paths
CVE-2026-22737 5.9 MEDIUM Spring Framework Improper Path Limitation with Script View Templates
CVE-2026-22735 2.6 LOW Server Sent Event stream corruption

IV. Related Vulnerabilities

Same product: Spring Security
Same vendor: Spring
Same weakness: CWE-288

V. Comments for CVE-2026-22733

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