CVE-2023-34034
Access Control Bypass in Spring Security
9.1
CRITICAL
CVSS 3.1
EPSS 49.3%
Description
Using "**" as a pattern in Spring Security configuration for WebFlux creates a mismatch in pattern matching between Spring Security and Spring WebFlux, and the potential for a security bypass.
How to fix CVE-2023-34034
To remediate CVE-2023-34034, upgrade the affected package to a fixed version below.
- Maven/org.springframework.security:spring-security-config—upgrade to 5.6.12 or later
Is CVE-2023-34034 being exploited?
Moderate — EPSS is 49.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- >= 5.6.0, < 5.6.12
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |