CVE-2026-3929
Received Received - Intake
Side-Channel Data Leak in Chrome ResourceTiming Prior to

Publication date: 2026-03-11

Last updated on: 2026-03-13

Assigner: Chrome

Description
Side-channel information leakage in ResourceTiming in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-03-11
Last Modified
2026-03-13
Generated
2026-06-16
AI Q&A
2026-03-12
EPSS Evaluated
2026-06-15
NVD
CVE-2026-3929
EUVD
EUVD-2026-11450
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 146.0.7680.71 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-1300 The device does not contain sufficient protection mechanisms to prevent physical side channels from exposing sensitive information due to patterns in physically observable phenomena such as variations in power consumption, electromagnetic emissions (EME), or acoustic emissions.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Mitigation Strategies

I don't know

Executive Summary

This vulnerability is a side-channel information leakage issue in the ResourceTiming feature of Google Chrome versions prior to 146.0.7680.71.

It allows a remote attacker to leak cross-origin data by using a specially crafted HTML page.

Impact Analysis

An attacker exploiting this vulnerability can obtain information from other origins (websites) that the user may be visiting, potentially exposing sensitive data.

This could lead to privacy breaches or unauthorized data disclosure through the crafted HTML page.

Compliance Impact

I don't know

Detection Guidance

I don't know

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-3929. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart