Spring Security Authorization Server Open Redirect via request_uri
CVE-2026-41008

6.1MEDIUM

Key Information:

Vendor

Spring

Status
Spring Security
Spring Authorization Server
Vendor
CVE Published:
9 June 2026

What is CVE-2026-41008?

Spring Security Authorization Server's authorization endpoint performs insufficient validation of the request_uri parameter. An attacker can craft a malicious authorization request containing an invalid request_uri and an arbitrary, unvalidated redirect_uri, which can lead to an Open Redirect vulnerability.

Affected versions: Spring Security 7.0.0 through 7.0.5. Spring Authorization Server 1.5.0 through 1.5.7.

Affected Version(s)

Spring Authorization Server 1.5.0 < 1.5.8

Spring Security 7.0.0 < 7.0.6

References

https://spring.io/security/cve-2026-41008

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.