CVE-2026-28413

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CVSS 3.1

6.1 medium

EPSS

<1%p13

Published

Mar 5, 2026 (Mar 5, 2026)

Modified

Jun 17, 2026

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.

Vendors: plone
Products: isurlinportal
Weakness: CWE-601
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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