DoS via Slow Static Resource Resolve in Spring MVC/WebFlux on Windows
CVE-2026-22745 Published on April 29, 2026
CVE-2026-22745 : Denial of service in static resource handling on Windows platforms
Spring MVC and WebFlux applications are vulnerable to Denial of Service attacks when resolving static resources.
More precisely, an application can be vulnerable when all the following are true:
* the application is using Spring MVC or Spring WebFlux
* the application is serving static resources from the file system
* the application is running on a Windows platform
When all the conditions above are met, the attacker can send malicious requests that are slow to resolve and that can keep HTTP connections in use. This can cause a Denial of Service on the application.
Vulnerability Analysis
CVE-2026-22745 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2026-22745 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-22745
Want to know whenever a new CVE is published for VMware Spring Framework? stack.watch will email you.
Affected Versions
VMware Spring Framework:- Version 7.0.0 and below 7.0.7 is affected.
- Version 6.2.0 and below 6.2.18 is affected.
- Version 6.1.0 and below 6.1.27 is affected.
- Version 5.3.0 and below 5.3.48 is affected.