CVE-2026-28413

Published March 5th, 2026

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CVSS v3

5.3

MEDIUM

CVSS v2

N/A

Affected

PROJECT

Description

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?came_from=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0.

plone/Products.isurlinportal

Replacement for isURLInPortal method in Plone

GitHub