Vulnerability · Published Aug 25, 2026 · Assigned by Chrome
CVE-2026-79139
High 7.5
In plain English
A high-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 0.4% (higher than 33% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 67.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper input validation in Media in Google Chrome on on Windows prior to 152.0.7977.65 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: Medium)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 152.0.7977.75-1~deb12u1 | DEBIAN-CVE-2026-79139 |
| Debian:13 | chromium | 152.0.7977.75-1~deb13u1 | DEBIAN-CVE-2026-79139 |
| Debian:14 | chromium | 152.0.7977.64-1 | DEBIAN-CVE-2026-79139 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H