CVE-2026-14406

Out-of-Bounds Read in V8 Allows Browser Memory Disclosure via Malicious Extension

Published Jul 1, 2026 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
Out of bounds read in V8 in Google Chrome prior to 150.0.7871.46 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
History
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 Allows Browser Memory Disclosure via Malicious Extension
Type Values Removed Values Added
Title Out-of-bounds Read in Chrome's V8 Engine via Malicious Extension
Type Values Removed Values Added
Title Out-of-bounds Read in Chrome's V8 Engine via Malicious Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 Engine via Malicious Chrome Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 Engine via Malicious Chrome Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in Chrome V8 Engine via Malicious Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in Chrome V8 Engine via Malicious Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in Google Chrome V8 via Malicious Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in Google Chrome V8 via Malicious Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 Enables Malicious Chrome Extension to Leak Process Memory
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 Enables Malicious Chrome Extension to Leak Process Memory
Type Values Removed Values Added
Title Out of Bounds Read in V8 Engine Leading to Sensitive Data Exposure via Malicious Extensions
Type Values Removed Values Added
Title Out of Bounds Read in V8 Engine Leading to Sensitive Data Exposure via Malicious Extensions
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 via Malicious Chrome Extension
Type Values Removed Values Added
Title Out-of-Bounds Read in V8 via Malicious Chrome Extension
Type Values Removed Values Added
Title V8 Out‑of‑Bounds Read Enables Sensitive Data Exposure via Malicious Chrome Extension
Type Values Removed Values Added
Title V8 Out‑of‑Bounds Read Enables Sensitive Data Exposure via Malicious Chrome Extension
Type Values Removed Values Added
Title V8 Out-of-Bounds Read in Chrome Allows Sensitive Data Leak via Malicious Extension
Type Values Removed Values Added
Title V8 Out-of-Bounds Read in Chrome Allows Sensitive Data Leak via Malicious Extension
Type Values Removed Values Added
Title V8 Out‑of‑Bounds Read Enables Sensitive Data Exposure via Malicious Extension
Type Values Removed Values Added
Title V8 Out‑of‑Bounds Read Enables Sensitive Data Exposure via Malicious Extension
Type Values Removed Values Added
Title Out‑of‑Bounds Read in Chrome V8 Allows Malicious Extension to Read Process Memory
Type Values Removed Values Added
Title Out‑of‑Bounds Read in Chrome V8 Allows Malicious Extension to Read Process Memory
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Out of bounds read in V8 in Google Chrome prior to 150.0.7871.46 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 2, 2026, 12:33 AM
Reserved
Jul 1, 2026, 9:37 PM
Status
Analyzed
Published
Jul 1, 2026, 11:16 PM
Modified
Oct 25, 2026, 4:10 PM