CVE-2026-11655 Integer overflow in Chrome
A remote attacker with compromised renderer access can escape the sandbox via integer overflow in Media on Mac, requiring an upgrade to Chrome.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-11655?
CVE-2026-11655 is a high-severity vulnerability in Google Chrome, published on 8 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Integer overflow in Media in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Weakness: CWE-472
Which versions are affected by CVE-2026-11655?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-11655?
Upgrade to a fixed version.
Is CVE-2026-11655 being exploited?
There is no known exploitation of CVE-2026-11655 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-11655, ECHO-c3a7-abb2-703b, GHSA-74g6-5mjw-f8x6, MINI-pcvf-pvm8-983g.