Vulnerability · Published Aug 22, 2025 · Assigned by Chrome
CVE-2025-4609
Critical 9.6
In plain English
A critical-severity incorrect permission assignment 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)9.6Critical
Exploit odds (30 days)0.4%top 66.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 136.0.7103.113 allowed a remote attacker to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.22 | qt6-qtwebengine | 6.8.2-r4 | ALPINE-CVE-2025-4609 |
| Alpine:v3.23 | qt6-qtwebengine | 6.8.2-r4 | ALPINE-CVE-2025-4609 |
| Alpine:v3.24 | qt6-qtwebengine | 6.8.2-r4 | ALPINE-CVE-2025-4609 |
| Debian:12 | chromium | 136.0.7103.113-1~deb12u1 | DEBIAN-CVE-2025-4609 |
| Debian:12 | chromium | 136.0.7103.113-1~deb12u1 | DSA-5920-1 |
| Debian:13 | chromium | 136.0.7103.113-1 | DEBIAN-CVE-2025-4609 |
| Debian:14 | chromium | 136.0.7103.113-1 | DEBIAN-CVE-2025-4609 |
Affected products (as reported)
Weakness: CWE-732 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H