CVE-2023-34034: Improper Handling of Inconsistent Structural Elements

July 19, 2023 (updated August 14, 2023)

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.

References

nvd.nist.gov/vuln/detail/CVE-2023-34034
spring.io/security/cve-2023-34034

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