CVE-2026-3929 identifies a side-channel information leakage vulnerability in Google Chrome prior to version 146.0.7680.71, affecting systems across Apple, Google, Linux, and Microsoft platforms. This medium-severity flaw allows a remote attacker to leak cross-origin data via a crafted HTML page, requiring user interaction and having high attack complexity, resulting in a CVSS score of 3.1 (Low). There is currently no evidence of active exploitation, and no public exploit code is available in common repositories like Metasploit or ExploitDB. While not on the CISA KEV catalog, it has received limited community discussion and media coverage, primarily related to security updates for Chromium-based distributions.
| 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:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.