CVE-2026-17781

MEDIUM

Google Chrome < 151.0.7922.72 - Cross-Origin Data Leak via Malicious Extension

Title source: llm

Description

Inappropriate implementation in Extensions in Google Chrome prior to 151.0.7922.72 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/2026/07/stable-channel-update-for-desktop_0887107924.html

https://issues.chromium.org/issues/513502990

Scores

CVSS v3 4.3

EPSS 0.0013

EPSS Percentile 3.2%

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 (1)

Google/Chrome 151.0.7922.72

Published Jul 30, 2026

Tracked Since Jul 30, 2026