CVE-2016-4977: Pivotal Spring Security OAuth

High severity, CVSS 8.8. EPSS: 79.2% chance of exploitation in the next 30 days.

When processing authorization requests using the whitelabel views in Spring Security OAuth 2.0.0 to 2.0.9 and 1.0.0 to 1.0.5, the response_type parameter value was executed as Spring SpEL which enabled a malicious user to trigger remote code execution via the crafting of the value for response_type.

Affected products

• Pivotal Spring Security OAuth: version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; version 1.0.5 only; …

Published 2017-05-25. Last modified 2026-06-17.