CVE-2026-59355

MEDIUM CVSS 3.1: 6.1 EPSS 0.23%
Updated Sep 01, 2026
Spring
Parameter Value
CVSS 6.1 (MEDIUM)
Affected Versions 1.5.0 — 1.5.7.1
Fixed In 1.5.7.1
Type CWE-601 (Open Redirect)
Vendor Spring
Public PoC No

In versions of Spring Authorization Server 1.5.0 through 1.5.7, the authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a request containing an invalid request_uri paired with an unvalidated redirect_uri, which can result in an open redirect to an attacker-controlled site.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Broadcom Spring_Authorization_Server
cpe:2.3:a:broadcom:spring_authorization_server:*:*:*:*:*:*:*:*
1.5.0 1.5.7.1