Plone vulnerabilities
Published CVEs affecting Plone products: 2 record(s), with severity, exploitation and fixes.
CVE-2026-28413
Medium · 6.1
CWE-601 Mar 5, 2026
Products.isurlinportal: Possible open redirect when using more than 2 forward slashes
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.
CVE-2025-61668
High · 8.7
CWE-476 Oct 2, 2025
@plone/volto vulnerable to potential DoS by invoking specific URL by anonymous user
Volto is a ReactJS-based frontend for the Plone Content Management System. Versions 16.34.0 and below, 17.0.0 through 17.22.1, 18.0.0 through 18.27.1, and 19.0.0-alpha.1 through 19.0.0-alpha.5, an anonymous user could cause the NodeJS server part of Volto to quit with an error when visiting a specific URL. This issue is fixed in versions 16.34.1, 17.22.2, 18.27.2 and 19.0.0-alpha.6.