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.
Published: 2026-03-05
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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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
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'}


Subscriptions

Plone Isurlinportal
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