Spring Security Advisories

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Spring Cloud Config Server Native Environment Repository Exposure

MEDIUM | AUGUST 20, 2026 | CVE-2026-47894

Description

Spring Cloud Config Server native environment repository allows exposure of configuration files outside of the configured repository path.

Affected Spring Products and Versions

Spring Cloud Config:

  • 5.0.0 - 5.0.4
  • 4.3.0 - 4.3.4
  • 4.0.0 - 4.2.8
  • 3.1.14 and earlier

Mitigation

Users of affected versions should upgrade to the corresponding fixed version.
Fix versionAvailability
5.0.5OSS
4.3.5Enterprise Support Only
4.2.9Enterprise Support Only
3.1.15Enterprise Support Only

No further mitigation steps are necessary.

Credit

The issue was reported responsibly by Nguyen Van Hiep (@hypnguyen1209) from MBBank.

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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