CVE-2026-88420 – A reflected cross-site scripting (XSS) vulnerability in the EntryAbstract.save() component

A reflected cross-site scripting (XSS) vulnerability in the EntryAbstract.save() component of APSL puput v1.2.1 through v2.2.0 allows authenticated attackers with Wagtail Editor privileges to execute arbitrary code in the context of the victim’s browser via a crafted payload.