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CVE-2026-17943: Inappropriate implementation in Google Chrome

0
Medium
VulnerabilityCVE-2026-17943cvecve-2026-17943
Published: 07/30/2026 (07/30/2026, 00:25:37 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-17943 is a vulnerability in Google Chrome's parser prior to version 151.0.7922.72 that allows remote attackers to bypass the content security policy via a crafted HTML page. The issue is classified with low severity by Chromium and has a CVSS score of 4.3 (medium). No official remediation level or patch link is explicitly stated in the provided data, but a vendor advisory is available. There are no known exploits in the wild at this time.

CVSS v3.1

Score 4.3medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected software

Google

Chrome

Affected versions
>=151.0.7922.72 <151.0.7922.72
GitHub Actionsmore threats →ai
chromium/chromium
pkg:github/chromium/chromium
Affected versions
<151.0.7922.72

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/06/2026, 17:12:01 UTC

Technical Analysis

This vulnerability involves an inappropriate implementation in the HTML parser component of Google Chrome versions before 151.0.7922.72. It enables a remote attacker to bypass the browser's content security policy by delivering a specially crafted HTML page. The vulnerability is tracked as CWE-693 (Protection Mechanism Failure). The CVSS 3.1 vector indicates a network attack vector with low attack complexity, no privileges required, user interaction required, unchanged scope, no confidentiality impact, low integrity impact, and no availability impact.

Potential Impact

An attacker can bypass the content security policy in affected versions of Google Chrome, potentially allowing the execution of unauthorized or malicious content in the browser context. However, the impact is limited to integrity and does not affect confidentiality or availability. No known active exploits have been reported.

Mitigation Recommendations

The vendor advisory linked indicates a stable channel update for desktop Chrome, implying that remediation is available in version 151.0.7922.72. Users should update to this version or later to mitigate the vulnerability. Since no explicit remediation level or patch link was provided, users should consult the vendor advisory for confirmation and update instructions.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-07-27T23:37:05.393Z
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]

Threat ID: 6a6aa0a89c2644c7f849bae1

Added to database: 07/30/2026, 00:54:00 UTC

Last enriched: 08/06/2026, 17:12:01 UTC

Last updated: 09/11/2026, 22:08:26 UTC

Views: 42

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