urllib3 before 1.24.2 does not remove the authorization HTTP header when following a cross-origin redirect (i.e., a redirect that differs in host, port, or scheme). This can allow for credentials in the authorization header to be exposed to unintended hosts or transmitted in cleartext. NOTE: this issue exists because of an incomplete fix for CVE-2018-20060 (which was case-sensitive).
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-10-15T00:00:00

Updated: 2024-09-16T19:01:58.850Z

Reserved: 2023-10-15T00:00:00

Link: CVE-2018-25091

cve-icon Vulnrichment

Updated: 2024-08-05T12:33:47.870Z

cve-icon NVD

Status : Analyzed

Published: 2023-10-15T19:15:09.213

Modified: 2023-10-19T14:01:05.073

Link: CVE-2018-25091

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-10-15T00:00:00Z

Links: CVE-2018-25091 - Bugzilla