Vulnerability · Published Sep 1, 2026 · Assigned by Chrome
CVE-2026-84351
High 8.3
In plain English
A high-severity stack 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 0.4% (higher than 39% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.3High
Exploit odds (30 days)0.4%top 61.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Buffer overflow in GPU in Google Chrome on on Windows prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 152.0.7977.75-1~deb12u1 | DEBIAN-CVE-2026-84351 |
| Debian:13 | chromium | 152.0.7977.75-1~deb13u1 | DEBIAN-CVE-2026-84351 |
| Debian:14 | chromium | 152.0.7977.75-1 | DEBIAN-CVE-2026-84351 |
Affected products (as reported)
Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H