CVE-2026-59316

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

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 4.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://spring.io/security/cve-2026-59316	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:broadcom:spring_authorization_server::::::::
	cpe:2.3:a:broadcom:spring_authorization_server::::::::

History

No history.

Information

Published : 2026-08-27 20:17

Updated : 2026-08-31 23:39

NVD link : CVE-2026-59316

Mitre link : CVE-2026-59316

CVE.ORG link : CVE-2026-59316

JSON object : View

Products Affected

broadcom

spring_authorization_server

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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