Vulnerability · Published Aug 25, 2026 · Assigned by Chrome
CVE-2026-79066
Low 3.1
In plain English
A low-severity improper input validation 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 17% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)3.1Low
Exploit odds (30 days)0.3%top 82.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper input validation in Navigation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 152.0.7977.75-1~deb12u1 | DEBIAN-CVE-2026-79066 |
| Debian:13 | chromium | 152.0.7977.75-1~deb13u1 | DEBIAN-CVE-2026-79066 |
| Debian:14 | chromium | 152.0.7977.64-1 | DEBIAN-CVE-2026-79066 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N