Vulnerability · Published Oct 30, 2026 · Assigned by Chrome
CVE-2026-119261
Critical 9.6
In plain English
A critical-severity heap buffer overflow 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 0.3% (higher than 25% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)9.6Critical
Exploit odds (30 days)0.3%top 75.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Buffer overflow in Skia in Google Chrome prior to 156.0.8078.79 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | webkit2gtk3 | 2.54.2-0.el9_8.2 | ALSA-2026:95194 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.54.2-0.el9_8.2 | ALSA-2026:95194 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.54.2-0.el9_8.2 | ALSA-2026:95194 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.54.2-0.el9_8.2 | ALSA-2026:95194 |
| Debian:12 | chromium | 156.0.8078.79-1~deb12u1 | DEBIAN-CVE-2026-119261 |
| Debian:13 | chromium | 156.0.8078.79-1~deb13u1 | DEBIAN-CVE-2026-119261 |
| Debian:14 | chromium | 156.0.8078.79-1 | DEBIAN-CVE-2026-119261 |
| Rocky Linux:9 | webkit2gtk3 | 0:2.54.2-0.el9_8.2 | RLSA-2026:95194 |
Affected products (as reported)
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H