CVE-2020-6507

HIGH

Google Chrome < 83.0.4103.106 - Remote Code Execution via V8 Out of Bounds Write

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-6507. PoCs published by r4j0x00.

AI-analyzed exploit summary This exploit leverages an out-of-bounds write vulnerability in Google Chrome's V8 JavaScript engine to achieve remote code execution. It manipulates array lengths and memory corruption to gain arbitrary read/write capabilities, ultimately overwriting a WebAssembly instance's memory with shellcode.

Description

Out of bounds write in V8 in Google Chrome prior to 83.0.4103.106 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Exploits (1)

exploitdb WORKING POC
by r4j0x00 · javascriptremotemultiple
https://www.exploit-db.com/exploits/49746

This exploit leverages an out-of-bounds write vulnerability in Google Chrome's V8 JavaScript engine to achieve remote code execution. It manipulates array lengths and memory corruption to gain arbitrary read/write capabilities, ultimately overwriting a WebAssembly instance's memory with shellcode.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: Google Chrome < 83.0.4103.106
No auth needed
Prerequisites: Victim must visit a crafted HTML page
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://crbug.com/1086890
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202007-08

Scores

CVSS v3 8.8
EPSS 0.3062
EPSS Percentile 96.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-20 CWE-787
Status published
Products (1)
google/chrome < 83.0.4103.106
Published Jul 22, 2020
Tracked Since Feb 18, 2026