Spring Security Advisories

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Spring Framework Cross-site Scripting via EscapedErrors

MEDIUM | AUGUST 20, 2026 | CVE-2026-59281

Description

Spring MVC and WebFlux applications that obtain a data-binding Errors instance with HTML escaping enabled and then render field errors using the no-argument Errors.getFieldErrors() or Errors.getFieldError() accessors are vulnerable to arbitrary HTML/JavaScript code injection, potentially resulting in a reflected cross-site scripting
(XSS) vulnerability.

Affected Spring Products and Versions

Spring Framework:

  • 7.0.0 - 7.0.8
  • 6.2.0 - 6.2.19
  • 6.1.0 - 6.1.28
  • 6.0.0 - 6.0.30
  • 5.3.0 - 5.3.49
  • 5.2.25 and earlier

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
6.1.29Enterprise Support Only
6.0.31Enterprise Support Only
5.3.50Enterprise Support Only
5.2.26Enterprise Support Only

No further mitigation steps are necessary.

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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