Information disclosure in Angular - CVE-2025-66035
Published: November 26, 2025 / Updated: September 14, 2026
Vulnerability identifier: #VU118767
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-66035
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to incorrect handling of protocol-relative URLs (e.g. the URL that starts with "//") within the Angular HttpClient. A remote attacker can obtain CSRF token use by the application and bypass built-in CSRF protection.
Affected software
Angular
How to mitigate CVE-2025-66035
Install updates from vendor's website.
Angular - addressed in versions 20.3.14, 21.0.1