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.

Project Subscriptions

Vendors Products
Isurlinportal Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-43gx-6gv6-3jcp Products.isurlinportal has possible open redirect when using more than 2 forward slashes
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 17 Mar 2026 18:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:plone:isurlinportal:*:*:*:*:*:plone:*:*
cpe:2.3:a:plone:isurlinportal:4.0.0:alpha1:*:*:*:plone:*:*

Fri, 06 Mar 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 06 Mar 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Plone
Plone isurlinportal
Vendors & Products Plone
Plone isurlinportal

Thu, 05 Mar 2026 20:30:00 +0000

Type Values Removed Values Added
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.
Title Products.isurlinportal: Possible open redirect when using more than 2 forward slashes
Weaknesses CWE-601
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-06T17:03:20.625Z

Reserved: 2026-02-27T15:33:57.289Z

Link: CVE-2026-28413

cve-icon Vulnrichment

Updated: 2026-03-06T17:03:17.005Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-05T21:16:22.023

Modified: 2026-03-17T18:32:49.883

Link: CVE-2026-28413

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-06T15:01:04Z

Weaknesses