CVE-2026-9972 Memory corruption in Chrome
A remote attacker with compromised renderer access can escape the sandbox via uninitialized memory use in the Gamepad API on Mac.
- 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-2026-9972?
CVE-2026-9972 is a high-severity memory corruption vulnerability in Google Chrome, published on 28 May 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
Uninitialized Use in Gamepad in Google Chrome on Mac prior to 148.0.7778.216 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-457
Which versions are affected by CVE-2026-9972?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-9972?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-9972 being exploited?
There is no known exploitation of CVE-2026-9972 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-9972, ECHO-ba81-1941-d5d7, GHSA-p4c3-gfp9-4r8q, MINI-xpmg-q327-8prg.