CVE-2026-10946 Memory corruption in Chrome
A heap buffer overflow in Chrome's media component allows remote attackers to execute arbitrary code inside the sandbox via a crafted HTML page.
- 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-2026-10946?
CVE-2026-10946 is a high-severity memory corruption vulnerability in Google Chrome, published on 4 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
Heap buffer overflow in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Weakness: CWE-122
Which versions are affected by CVE-2026-10946?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-10946?
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-2026-10946 being exploited?
There is no known exploitation of CVE-2026-10946 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-10946, ECHO-e956-5395-bb0c, GHSA-7xw6-44mq-f9j5, MINI-w652-8xx6-x2w3.