CVE-2026-17739

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CVSS 3.1

4.2 medium

EPSS

<1%p9

Published

Jul 30, 2026 (Jul 30, 2026)

Modified

Aug 3, 2026

Description

Insufficient policy enforcement in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to inject arbitrary scripts or HTML (UXSS) via a crafted Chrome Extension. (Chromium security severity: Medium)

Vendors: google
Products: chrome
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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