CVE-2026-3924 is a high-severity use-after-free vulnerability (CWE-416) in Google Chrome's WindowDialog component, affecting versions prior to 146.0.7680.71 across Apple, Google, Linux, and Microsoft platforms. Rated with a CVSS score of 7.5 (High), this flaw allows a remote attacker, after compromising the renderer process, to potentially achieve a sandbox escape via a crafted HTML page, resulting in high impact on confidentiality, integrity, and availability. The attack vector is network-based, but requires high attack complexity and user interaction. There is no evidence of active exploitation, public exploit code, or inclusion in the CISA KEV catalog, with community discussion remaining minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 146.0.7680.71, < 146.0.7680.71CPE match | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | ||
< 146.0.7680.71CPE matchmatch criteria | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.4 Bluesky, 0.2 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.