CVE-2026-88058 Angular: SSR XSS via Unescaped Processing Instruction (<?...?>) Nodes in Fallback Raw-Content Elements

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 20.3.30, 21.2.22, and 22.1.4, Angular server-side rendering SSR in @angular/platform-server serializes ProcessingInstruction DOM nodes inside fallback...

CVE-2026-88058

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 20.3.30, 21.2.22, and 22.1.4, Angular server-side rendering SSR in @angular/platform-server serializes ProcessingInstruction DOM nodes inside fallback...

CVE-2026-88058

Angular SSR in @angular/platform-server (prior to 20.3.30, 21.2.22, and 22.1.4 ) serializes ProcessingInstruction DOM nodes inside fallback raw-content elements (noscript, iframe, noembed, noframes) without escaping character was escaped but