CVE-2026-41708: Spring Cloud Sleuth instrumentation of Spring TX DoS vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-15 · updated 2026-10-25
Weakness: CWE-400

Description

In Spring Cloud Sleuth, it is possible for a user to provide specially crafted calls that may cause a denial-of-service (DoS) condition. The application is vulnerable when it uses a vulnerable version of org.springframework.cloud:spring-cloud-sleuth-instrumentation and Spring TX instrumentation is not disabled. Affected versions: Spring Cloud Sleuth 3.1.0 through 3.1.13.

Affected products

Spring Cloud Sleuth: from 3.1.0 before 3.1.14 — fixed in 3.1.14

How to fix

Upgrade to a fixed version: Spring Cloud Sleuth 3.1.14. Check the vendor advisory for mitigations.

References

https://spring.io/security/cve-2026-41708

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