Vulnerability · Published Jun 17, 2026 · Assigned by Chrome
CVE-2026-12463
Medium 4.7
In plain English
A medium-severity cross-site scripting in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)0.1%top 97.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Inappropriate implementation in Views in Google Chrome on Linux prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 149.0.7827.155-1~deb12u1 | DEBIAN-CVE-2026-12463 |
| Debian:13 | chromium | 149.0.7827.155-1~deb13u1 | DEBIAN-CVE-2026-12463 |
| Debian:14 | chromium | 149.0.7827.155-1 | DEBIAN-CVE-2026-12463 |
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N