Buffer overflow in Google Chrome
CVE-2026-76036
Buffer overflow in Dawn in Google Chrome on on Android prior to 151.0.7922.169 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (41.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.005 · change: -0.003
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0826575… (Release Notes, Vendor Advisory)
- issues.chromium.org/issues/540087398 (Permissions Required)
Frequently asked questions
- What is CVE-2026-76036?
- CVE-2026-76036 is a critical-severity vulnerability in Google Chrome, classified under Heap-based Buffer Overflow. CVSS score: 9.6/10. Published 2026-08-18.
- How severe is CVE-2026-76036?
- Critical severity. CVSS v3 base score is 9.6 out of 10.
- Is CVE-2026-76036 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.