CVE-2026-5865
Type Confusion in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page....
- Published
- Apr 8, 2026
- Updated
- May 26, 2026
- Assigning CNA
- Chrome
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 41.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Type Confusion in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Sources
4Minimal JavaScript proof-of-concept for V8 engine vulnerability CVE-2026-5865, with scripts to patch and calibrate the exploit for d8.
Vulnerability-specific Python artifact for CVE-2026-5865, demonstrating the flaw and supporting security validation, testing, and remediation assessment.
- CyberMeowfiaPoC
PoCs and exploits for CVEs discovered by NebuSec.
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