CVE-2026-88420

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.

• Published Sep 25, 2026
• CVSS 5.4 medium
• 0.2% chance of exploitation in the next 30 days (EPSS)

CVE-2026-88420 at the National Vulnerability Database