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:
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.
{
"github_reviewed_at": "2026-05-06T22:30:01Z",
"nvd_published_at": "2026-04-29T12:16:18Z",
"cwe_ids": [
"CWE-400"
],
"severity": "MODERATE",
"github_reviewed": true
}