4.2
Medium
CVE-2026-41839 A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is…
Description
A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Spring Framework 7.0 | 7.0.0 → < 7.0.7.1 | 7.0.7.1 |
| Spring Framework 6.2 | 6.2.0 → < 6.2.18.1 | 6.2.18.1 |
| Spring Framework 6.1 | 6.1.0 → < 6.1.28 | 6.1.28 |
| Spring Framework 5.3 | 5.3.0 → < 5.3.49 | 5.3.49 |
Other CVEs of Spring Framework
The 45 CVEs of Spring Framework →
CVE-2026-59314
Applications that build a Content-Disposition header value from untrusted input may be vulnerable to HTTP response…
3.7
Low
CVE-2026-59313
Spring MVC applications using the functional web framework are vulnerable to stream corruption when using Server-Sent…
9.8
Critical
CVE-2026-59283
Applications that evaluate Spring Expression Language (SpEL) expressions using SimpleEvaluationContext may be vulnerable…
9.1
Critical
CVE-2026-59282
Spring Framework applications that use Spring's data binding infrastructure to apply user-supplied property paths onto a…
7.5
High