CVE-2026-14003

MEDIUM

Google Chrome < 150.0.7871.47 - Cross-Origin Data Leak via Malicious Extension

Title source: llm

Description

Insufficient policy enforcement in Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)

References (2)

Core 2

Core References

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html

https://issues.chromium.org/issues/514503077

Scores

CVSS v3 4.3

EPSS 0.0015

EPSS Percentile 4.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-284

Status published

Products (2)

google/chrome < 150.0.7871.47

Google/Chrome 150.0.7871.47

Published Jun 30, 2026

Tracked Since Jul 01, 2026