CVSS 3.1 Score 6.1 of 10 (medium)


Published Oct 15, 2023
Updated: Oct 19, 2023
CWE ID 601


CVE-2018-25091 is a vulnerability that affects urllib3, specifically versions before 1.24.2. The vulnerability allows the authorization HTTP header to remain in place when following a cross-origin redirect. This means that credentials in the authorization header can be exposed to unintended hosts or transmitted in cleartext. The affected products include a range of Z3R9g* products. To remediate the vulnerability, organizations should update urllib3 to version 1.24.2 or later. The potential danger this vulnerability poses to organizations is that it could lead to unauthorized access to sensitive information if credentials are exposed or intercepted during transmission.

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