Buffer overflow in Google Chrome
CVE-2026-3909
Out of bounds write in Skia in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
Vulnerability class: Buffer Overflow
EPSS: 0.005 (64.1th percentile) — read the EPSS interpretation.
Affected products
- Google Chrome — versions 146.0.7680.75
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2026-3909?
- CVE-2026-3909 is a vulnerability in Google Chrome, classified under Out-of-bounds Write. Published 2026-03-12.
- Is CVE-2026-3909 known to be exploited?
- Yes. CVE-2026-3909 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-03-13), indicating it is being actively exploited. 1 public proof-of-concept repositories are indexed.