CVE-2021-32806 – URL Redirection to Untrusted Site ('Open Redirect') in Products.isurlinportal

https://notcve.org/view.php?id=CVE-2021-32806

02 Aug 2021 — Products.isurlinportal is a replacement for isURLInPortal method in Plone. Versions of Products.isurlinportal prior to 1.2.0 have an Open Redirect vulnerability. Various parts of Plone use the 'is url in portal' check for security, mostly to see if it is safe to redirect to a url. A url like `https://example.org` is not in the portal. The url `https:example.org` without slashes is considered to be in the portal. • http://jvn.jp/en/jp/JVN50804280/index.html • CWE-601: URL Redirection to Untrusted Site ('Open Redirect') •