AI Score
Confidence
Low
EPSS
Percentile
49.3%
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.
advisory.checkmarx.net/advisory/CX-2021-4308
github.com/apostrophecms/sanitize-html/blob/main/CHANGELOG.md#231-2021-01-22
github.com/apostrophecms/sanitize-html/pull/458