What is the CVSS score of CVE-2026-3929?

CVE-2026-3929 has a CVSS 3.1 base score of 3.1 (Low). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.0%.

How to fix or mitigate CVE-2026-3929?

During next maintenance window: Apply vendor patches when convenient. Vendor patch is available.

Chrome CVE-2026-3929

LOW

Improper Protection of Physical Side Channels (CWE-1300)

2026-03-11 chrome-cve-admin@google.com

Information Disclosure Chrome Google

3.1

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-1300 OWASP Top 10:2025 A06:2021 - Vulnerable and Outdated Components ASVS 5.0 V14 - Configuration Dependency management, component inventory
Impact	CVSS 3.1 (LOW). Attack vector: Network. Complexity: High. Privileges required: None. User interaction: Required. Exploitable via remote/network.
Exploit ScenarioDerived	A remote attacker could exploit this vulnerability to compromise the affected system.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).

Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Side-channel information leakage in ResourceTiming in Google Chrome versions up to 146.0.7680.71 contains a security vulnerability (CVSS 3.1).

RemediationAI

A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

affects Side-channel information leakage in ResourceTiming in Google Chrome. 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)

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 3.1 LOW

AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

Patch released

Mar 13, 2026 - 15:41 nvd

Patch available

CVE Published

Mar 11, 2026 - 22:16 nvd

LOW 3.1

DescriptionCVE.org

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)

Executive ViewAI

Why It Matters

CVE-2026-3929 is a low-severity vulnerability in ResourceTiming in Google Chrome (CVSS 3.1). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation. A patch is available and can be applied during standard maintenance windows.

Business Impact: Low

Compensating Controls

Apply vendor patch during routine maintenance. Standard security controls provide adequate interim protection.

Threat Intelligence Overview

EPSS Score

0.0%

Top 90% exploitable

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity LOW

CISA KEV No

Public POC No

EPSS 0.0%

Patch available Yes

Active threat No

Deciding rule

LOW severity (CVSS 0.1-3.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Defer

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact

Low

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +16

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.