GHSA-hw5c-xm3c-v96wMediumCVSS 4.8

Spring Web Flow JS RemotingHandler renders non-HTML Response as HTML

Published
June 11, 2026
Last Modified
August 18, 2026

🔗 CVE IDs covered (1)

CVE-2026-40986 →

📋 Description

Spring Web Flow's JavaScript RemotingHandler renders the body of an error response as HTML even when the response is not "text/html", which can result in a scripting attack in the user's browser if the error response from the server contains error details with input reflected from an attacker.

Affected versions: Spring Web Flow 4.0.0; 3.0.0 through 3.0.1; 2.5.0 through 2.5.1.

🎯 Affected products3

  • maven/org.springframework.webflow:spring-webflow:= 4.0.0
  • maven/org.springframework.webflow:spring-webflow:>= 3.0.0, <= 3.0.1
  • maven/org.springframework.webflow:spring-webflow:<= 2.5.1

🔗 References (3)