CVE-2025-3070: 
vulnerability analysis and mitigation

A vulnerability identified as CVE-2025-3070 was discovered in Google Chrome's Extensions component. The issue involves insufficient validation of untrusted input in versions prior to 135.0.7049.52. The vulnerability was reported by an anonymous researcher on January 1, 2017, and was publicly disclosed on April 1, 2025 (Chrome Release, NVD).

The vulnerability has been assigned a CVSS 3.1 Base Score of 6.5 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N. The issue is classified under CWE-20 (Improper Input Validation) and CWE-1287 (Improper Validation of Specified Type of Input). The vulnerability allows remote attackers to perform privilege escalation through a specially crafted HTML page (NVD, Rapid7).

The vulnerability could allow attackers to perform privilege escalation, potentially leading to unauthorized access and compromised system security. The CVSS scoring indicates low to medium impact on both confidentiality and integrity aspects, with no direct impact on availability (NVD).

Google has addressed this vulnerability in Chrome version 135.0.7049.52. Users are advised to update their Chrome browsers to this version or later to mitigate the risk. The fix was released as part of a security update that addressed multiple vulnerabilities (Chrome Release).