Spring Security Advisories

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Spring Framework Open Redirect in UrlHandlerFilter

MEDIUM | AUGUST 20, 2026 | CVE-2026-47883

Description

UrlHandlerFilter can be vulnerable to an open redirect when configured with very broadly matching patterns. The issue applies to the filter variants in both Spring MVC and Spring WebFlux.

Affected Spring Products and Versions

Spring Framework:

  • 7.0.0 - 7.0.8
  • 6.2.0 - 6.2.19

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.
Fix versionAvailability
7.0.9OSS
7.0.8.1Enterprise Support Only
6.2.20Enterprise Support Only

No further mitigation steps are necessary.

Credit

This issue was reported responsibly by Daehyun Kang (@daehyuh) [email protected].

References

History

  • 2026-08-20: Initial vulnerability report published.

Reporting a vulnerability

To report a security vulnerability for a project within the Spring portfolio, see the Security Policy

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