CVE-2026-3915: High Heap buffer overflow in WebML.
Chromium: CVE-2026-3915 Heap buffer overflow in WebML
Other sources
Heap buffer overflow in WebML in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: High)
— NVD
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-3915?
CVE-2026-3915 has a security severity rated as High according to Chromium standards.
How do I fix CVE-2026-3915?
To fix CVE-2026-3915, you should update Google Chrome to version 146.0.7680.71 or later.
What kind of vulnerability is CVE-2026-3915?
CVE-2026-3915 is identified as a heap buffer overflow vulnerability in WebML within Google Chrome.
What can an attacker do with CVE-2026-3915?
An attacker could exploit CVE-2026-3915 to perform an out of bounds memory read via a specially crafted HTML page.
Which versions of Google Chrome are affected by CVE-2026-3915?
CVE-2026-3915 affects Google Chrome versions prior to 146.0.7680.71.