CVE-2026-50556 Angular: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556 Angular: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556 Angular: Missing `<noscript>` Raw-Text Serialization Escaping leads to Cross-Site Scripting (XSS) in Angular SSR

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.16, 20.3.24, and 19.2.25, a Cross-Site Scripting XSS vulnerability exists in @angular/platform-server's DOM emulation dependency domino wh...

CVE-2026-50556

Summary: CVE-2026-50556 affects Angular SSR via @angular/platform-server using domino for DOM emulation. The serializer omits escaping, allowing bound dynamic text inside to produce an unescaped closing tag that can inject a [removed] and cause same-origin XSS under SSR. What is affected: Angul...

UBUNTU-CVE-2021-23974

The DOMParser API did not properly process '' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox 86...