Firefox has launched a major update to bolster defenses against Cross-Site Scripting (XSS) attacks, one of the web’s most persistent threats. Released on February 26, 2026, Firefox 148 introduces the standardized Sanitizer API, the first browser to ship this built-in tool natively. This innovation empowers developers to sanitize untrusted HTML effortlessly, addressing a decade-long pain […] The post Mozilla Releases Firefox 148 With New Sanitizer API to Block XSS Attacks appeared first on Cyber Security News.