CVE-2025-1923: 
vulnerability analysis and mitigation

A vulnerability identified as CVE-2025-1923 was discovered in Google Chrome's Permission Prompts implementation. The issue affects versions prior to 134.0.6998.35 and was reported by security researcher Khalil Zhani on December 6, 2024. The vulnerability allows an attacker to perform UI spoofing through a crafted Chrome Extension, provided they can convince a user to install a malicious extension (Chrome Release).

The vulnerability is classified as CWE-1021 (Improper Restriction of Rendered UI Layers or Frames). According to the CISA-ADP assessment, it received a CVSS 3.1 Base Score of 4.3 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N. This indicates that the vulnerability requires network access and user interaction for exploitation, with low impact on integrity and no impact on confidentiality or availability (NVD Database).

The vulnerability's primary impact is related to UI spoofing capabilities, which could potentially mislead users through manipulated permission prompts. The severity is classified as Low by the Chromium security team, and Google awarded a $1,000 bounty for the discovery (Chrome Release).

The vulnerability has been fixed in Google Chrome version 134.0.6998.35 and later releases. Users are advised to update their Chrome browsers to the latest version to receive the security fix (Chrome Release, Palo Alto).