CVE-2026-40991: Broadcom Spring Rest Docs

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

When using spring-restdocs-webtestclient or spring-restdocs-restassured to document a remote API accessed over HTTP, an attacker who compromises the API or tricks the user into documenting a malicious API can perform an XXE injection attack when the documentation-generating tests are next executed. Affected versions: Spring REST Docs 4.0.0; 3.0.0 through 3.0.5; 2.0.0.RELEASE through 2.0.8.RELEASE.

Affected products

• Broadcom Spring Rest Docs: from 2.0.0, before 2.0.9 (fixed in 2.0.9); from 3.0.0, before 3.0.5.1 (fixed in 3.0.5.1); version 4.0.0 only

Published 2026-06-10. Last modified 2026-07-23.