CVE-2026-59316
HIGH
NVD
CVSS Score
8.2
Severity
HIGH
Published
Aug 27, 2026
Vendor
unknown
Description
Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding. When using the DefaultConsentPage, an attacker can craft an OAuth2 authorization request containing a malicious value that is stored server-side and later rendered unencoded in the default consent page presented to the end user. Spring Authorization Server 1.5.0 - 1.5.8 Spring Authorization Server 1.4.0 - 1.4.11