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Firefox 148 Released With Sanitizer API to Disable XSS Attack

ID: 80f668c4-0965-5ef7-8bd4-2a37dba0d470

STIX ID: report--80f668c4-0965-5ef7-8bd4-2a37dba0d470

Feed Name: cybersecurityNews.com

Date Published: 2026-02-26

Date Updated: 2026-04-21

Author: Abinaya

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Firefox 148 introduces the standardized Sanitizer API, providing a built-in setHTML() method to sanitize and safely insert HTML to prevent Cross-Site Scripting (XSS); the feature is configurable, works with Trusted Types, and includes a developer playground for testing, with other browsers expected to adopt the standard.

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