CVE-2026-44889: WebOb: Location header normalization during redirect leads to open redirect

Overview

Severity

Medium (CVSS 6.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-28

EPSS Score

0.16% (percentile: 5.7%)

Affected Products (1)

Other

• 17656-17084

Revision History

• 2026-06-28: Information published.