Denial-of-service (DoS)

Spring Cloud Sleuth is vulnerable to a Denial-of-service DoS. The vulnerability is due to specially crafted calls that can trigger a DoS condition when org.springframework.cloud:spring-cloud-sleuth-instrumentation is used with Spring TX instrumentation enabled, allowing an attacker to exploit the...

CLSA-2026-1777509591 TuxCare security update for org.springframework.cloud (1 CVE)

TuxCare rebuilt 7 org.springframework.cloud packages to address 1 CVE. Fixed in 3.1.9-tuxcare.2...

This Week in Spring - August 4th, 2026

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's the 4th of August! We're already in month eight of this year! Great Scott! This is an interesting project to help ensure idempotency keys for Spring Boot requests A very interesting post on The New Stack titled, When...

CVE-2026-40990

A flaw was found in Spring Cloud Function. A local attacker with low privileges could exploit this vulnerability by repeatedly adding functions to the Function Registry, leading to an Out Of Memory OOM error. This resource exhaustion can cause a Denial of Service DoS for the affected application...

The vulnerability of the spring-cloud-azure-starter-active-directory-b2c component of the Microsoft Azure Spring Apps cloud service allows a perpetrator to escalate their privileges.

The vulnerability of the spring-cloud-azure-starter-active-directory-b2c component of the Microsoft Azure Spring Apps cloud service is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicious actor to gain increased privileges remotely...

Exploit for CVE-2026-50338

CVE-2026-50338 Spring Cloud Azure B2C Resource Server Cross-I...

K000162233: Spring Framework vulnerability CVE-2026-47825

Security Advisory Description Spring Cloud Gateway Server forwards the X-Forwarded-For and Forwarded headers from untrusted proxies in certain configuration scenarios. This affects both the WebMVC and WebFlux Gateway Servers. Affected versions: Spring Cloud Gateway 3.1.x fix 3.1.13. Spring Cloud...

K000162213: Spring Cloud vulnerability CVE-2026-40982

Security Advisory Description Spring Cloud Config allows applications to serve arbitrary text and binary files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack. Spring Cloud...

K000162203: Spring Cloud Config vulnerability CVE-2026-40981

Security Advisory Description When using Google Secrets Manager as a backend for the Spring Cloud Config server a client can craft a request to the config server potentially exposing secrets from unintended GCP projects. Spring Cloud Config 3.1.x: affected from 3.1.0 through 3.1.13 inclusive;...

CVE-2026-40989

A flaw was found in Spring Cloud Function. An attacker could send a specially crafted request that triggers infinite recursion in the routing layer. This can lead to an Out Of Memory OOM error, causing a Denial of Service DoS condition where the application becomes unresponsive...

ROOT-APP-MAVEN-CVE-2026-44308 CVE-2026-44308 in io.root.io.awspring.cloud:spring-cloud-aws-sns - Patched by Root

Root has patched CVE-2026-44308 in the io.root.io.awspring.cloud:spring-cloud-aws-sns package for Root:Maven. Multiple fixed versions available...

IP Address Spoofing

Spring Cloud Gateway is vulnerable to IP Address Spoofing. The vulnerability is due to improper trust of X-Forwarded-For and Forwarded headers from untrusted proxies, allowing attackers to supply forged client IP information that may be used by downstream applications for security decisions,...

EUVD-2026-36797

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...

Spring Cloud Sleuth instrumentation of Spring TX DoS vulnerability

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...

GHSA-26M2-9G2Q-V45Q Spring Cloud Sleuth instrumentation of Spring TX DoS vulnerability

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...

CVE-2026-41708

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...

CVE-2026-47825 Spring Cloud Gateway Server Forwards Headers from Untrusted Proxies in certain situations

Spring Cloud Gateway Server forwards the X-Forwarded-For and Forwarded headers from untrusted proxies in certain configuration scenarios. This affects both the WebMVC and WebFlux Gateway Servers. Affected versions: Spring Cloud Gateway 3.1.x fix 3.1.13. Spring Cloud Gateway 4.1.x fix 4.1.13. Spri...

CVE-2026-47825

The CVE affects Spring Cloud Gateway Server components (WebMVC and WebFlux gateways) where headers from untrusted proxies (X-Forwarded-For, Forwarded) are forwarded in certain configurations. Root cause: forwarded-header handling without a trusted-proxy basis allows forged headers to reach downst...

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

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...

CVE-2026-41708

The CVE describes a DoS vulnerability in Spring Cloud Sleuth via the Spring TX instrumentation when using vulnerable versions of org.springframework.cloud:spring-cloud-sleuth-instrumentation (SLEUTH 3.1.0–3.1.13). The root cause is exposure of the transaction instrumentation to crafted calls, all...