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CVE-2021-26539
Published: Feb 8, 2021
Modified: Aug 3, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://github.com/apostrophecms/sanitize-html/pull/458
x_refsource_MISC
https://advisory.checkmarx.net/advisory/CX-2021-4308
x_refsource_MISC
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