CVE-2022-0337

MEDIUM

Google Chrome <97.0.4692.71 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 3 public exploits for CVE-2022-0337. PoCs published by Puliczek, zer0ne1, maldev866.

AI-analyzed exploit summary This repository documents CVE-2022-0337, an environment variable leak vulnerability in Chromium-based browsers (Chrome, Edge, Opera) via the `window.showSaveFilePicker()` API. The PoC demonstrates how an attacker could leak sensitive environment variables by exploiting file save dialogs.

Description

Inappropriate implementation in File System API in Google Chrome on Windows prior to 97.0.4692.71 allowed a remote attacker to obtain potentially sensitive information via a crafted HTML page. (Chrome security severity: High)

Exploits (3)

nomisec WRITEUP 340 stars
by Puliczek · poc
https://github.com/Puliczek/CVE-2022-0337-PoC-Google-Chrome-Microsoft-Edge-Opera

This repository documents CVE-2022-0337, an environment variable leak vulnerability in Chromium-based browsers (Chrome, Edge, Opera) via the `window.showSaveFilePicker()` API. The PoC demonstrates how an attacker could leak sensitive environment variables by exploiting file save dialogs.

Classification
Writeup 100%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Google Chrome (92-96), Microsoft Edge (92-96), Opera (78-82)
No auth needed
Prerequisites: User interaction (saving a file via dialog)
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec STUB
by zer0ne1 · poc
https://github.com/zer0ne1/CVE-2022-0337-RePoC

The provided code is a minimal Flask application that does not demonstrate any exploit for CVE-2022-0337. It lacks offensive techniques or vulnerability exploitation logic.

Classification
Stub 80%
Attack Type
Other
Complexity
Trivial
Reliability
Theoretical
Target: Unknown
No auth needed
Prerequisites: None
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Vendor Advisory
https://crbug.com/1247389

Scores

CVSS v3 6.5
EPSS 0.0127
EPSS Percentile 66.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-668
Status published
Products (1)
google/chrome < 97.0.4692.71
Published Jan 02, 2023
Tracked Since Feb 18, 2026