cve/2021/CVE-2021-26539.md
2025-09-29 21:09:30 +02:00

687 B

CVE-2021-26539

Description

Apostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacker to bypass hostname whitelist validation set by the "allowedIframeHostnames" option.

POC

Reference

No PoCs from references.

Github