CVE-2026-59355

Spring Authorization Server: Open Redirect via request_uri parameter

Published Aug 27, 2026 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Upgrade to Spring Authorization Server 1.5.8 (OSS) or 1.5.7.1 (Enterprise Support customers). No additional mitigation is required after upgrading.

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared Spring
Spring spring Authorization Server
Vendors & Products Spring
Spring spring Authorization Server
Type Values Removed Values Added
First Time appeared Broadcom
Broadcom spring Authorization Server
CPEs cpe:2.3:a:broadcom:spring_authorization_server:*:*:*:*:*:*:*:*
Vendors & Products Broadcom
Broadcom spring Authorization Server
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Spring Authorization Server: Open Redirect via request_uri parameter
Weaknesses CWE-601
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
vmware
Published
Updated
Aug 27, 2026, 1:37 PM
Reserved
Jul 4, 2026, 6:14 PM
Status
Analyzed
Published
Aug 27, 2026, 10:16 AM
Modified
Sep 1, 2026, 4:08 PM