CVE-2026-59316
Spring Authorization Server Default Consent Page is vulnerable to Cross-Site Scripting (XSS)
CVSS Score
8.2
EPSS Score
0.0%
EPSS Percentile
0th
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
| Vendor | spring |
| Product | spring authorization server |
| Ecosystems | |
| Industries | TechnologyEnterprise |
| Published | Aug 27, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None
Affected Versions
Spring / Spring Authorization Server
1.5.0 ≤ 1.5.8 1.4.0 ≤ 1.4.11