CVE-2025-12107 HIGH

CVE-2025-12107: Potential authenticated Server-Side Template Injection (SSTI) vulnerability.

Vendor Wso2
Product WSO2 Identity Server
Weakness CWE-1336
Published February 19, 2026
Last update March 6, 2026

CVSS base score

8.4/10
Attack vector Adjacent
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Due to the use of a vulnerable third-party Velocity template engine, a malicious actor with admin privilege may inject and execute arbitrary template syntax within server-side templates. Successful exploitation of this vulnerability could allow a malicious actor with admin privilege to inject and execute arbitrary template code on the server, potentially leading to remote code execution, data manipulation, or unauthorized access to sensitive information.

Key dates

02Disclosure timeline

February 19, 2026 CVE published
March 6, 2026 Record updated