high8.2
CVE-2026-59316
Spring Authorization Server's default consent page renders user-controlled values without HTML entity encoding.
Impact
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
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Broadcom | Spring Authorization Server | from 1.4.0 before 1.4.12 from 1.5.0 before 1.5.9 |