Critical SSRF Vulnerability Patched in Angular Server-Side Rendering

#cybersecurity #infosec

Summary

Angular patched a critical SSRF vulnerability (CVE-2026-27739) in its SSR framework that allows attackers to redirect server-side requests to malicious or internal destinations by manipulating HTTP headers.

Take Action:

If you are using Angular, this is important and urgent. Check your package.json for the possibly risky versions of the libraries, and either patch or sanitize the headers. Always validate incoming headers against a strict allowlist and avoid using client-provided data to build internal request URLs.

Read the full article on BeyondMachines

This article was originally published on BeyondMachines