CVE-2026-40982 PUBLISHED

Assigner: vmware
Reserved: 16.04.2026 Published: 07.05.2026 Updated: 07.05.2026

Spring Cloud Config allows applications to serve arbitrary text and binary files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack. Spring Cloud Config 3.1.x: affected from 3.1.0 through 3.1.13 (inclusive); upgrade to 3.1.14 or greater (Enterprise Support Only). Spring Cloud Config 4.1.x: affected from 4.1.0 through 4.1.9 (inclusive); upgrade to 4.1.10 or greater (Enterprise Support Only). Spring Cloud Config 4.2.x: affected from 4.2.0 through 4.2.6 (inclusive); upgrade to 4.2.7 or greater (Enterprise Support Only). Spring Cloud Config 4.3.x: affected from 4.3.0 through 4.3.2 (inclusive); upgrade to 4.3.3 or greater. Spring Cloud Config 5.0.x: affected from 5.0.0 through 5.0.2 (inclusive); upgrade to 5.0.3 or greater.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Score: 9.1

Product Status

Vendor Spring
Product Spring Cloud Config
Versions Default: unaffected
  • affected from 3.1.0 to 3.1.14 (excl.)
  • affected from 4.1.0 to 4.1.10 (excl.)
  • affected from 4.2.0 to 4.2.7 (excl.)
  • affected from 4.3.0 to 4.3.3 (excl.)
  • affected from 5.0.0 to 5.0.3 (excl.)

References

Problem Types

  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE

Impacts

  • A remote attacker can read arbitrary files outside the intended directory on the config server via a specially crafted URL, compromising confidentiality.