CVE-2021-37980

HIGH

Google Chrome <94.0.4606.81 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-37980. PoCs published by ZeusBox.

AI-analyzed exploit summary This repository provides a detailed technical analysis of CVE-2021-37980, a Chrome sandbox bypass vulnerability on Windows. It explains the root cause involving delayed integrity level handling and whole-program devirtualization in the clang toolchain.

Description

Inappropriate implementation in Sandbox in Google Chrome prior to 94.0.4606.81 allowed a remote attacker to potentially bypass site isolation via Windows.

Exploits (1)

nomisec WRITEUP 72 stars
by ZeusBox · poc
https://github.com/ZeusBox/CVE-2021-37980

This repository provides a detailed technical analysis of CVE-2021-37980, a Chrome sandbox bypass vulnerability on Windows. It explains the root cause involving delayed integrity level handling and whole-program devirtualization in the clang toolchain.

Classification
Writeup 95%
Attack Type
Lpe
Complexity
Complex
Reliability
Theoretical
Target: Google Chrome (Windows)
No auth needed
Prerequisites: Windows system with vulnerable Chrome version
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (4)

Core 4
Core References
Permissions Required, Vendor Advisory x_refsource_misc
https://crbug.com/1254631
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2022/dsa-5046

Scores

CVSS v3 7.4
EPSS 0.0142
EPSS Percentile 69.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Details

Status published
Products (4)
debian/debian_linux 10.0
debian/debian_linux 11.0
fedoraproject/fedora 33
google/chrome < 94.0.4606.81
Published Nov 02, 2021
Tracked Since Feb 18, 2026