CVE-2026-84355: Incorrect authorization in Google Chrome
Description
CVE-2026-84355 is a vulnerability in Google Chrome prior to version 152.0.7977.75 involving incorrect authorization in navigation. This flaw allows a remote attacker who has compromised the renderer process to bypass the web origin policy using a crafted HTML page. The vulnerability has a low severity rating and a CVSS score of 3.1.
CVSS v3.1
Score 3.1low
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's navigation authorization mechanism (CWE-863) permits an attacker with control over the renderer process to bypass the web origin policy, potentially allowing unauthorized access to web content. The issue affects versions prior to 152.0.7977.75. The CVSS 3.1 vector indicates network attack vector with high attack complexity, no privileges required, user interaction required, unchanged scope, and low confidentiality impact.
Potential Impact
An attacker who has already compromised the renderer process can bypass the web origin policy, potentially leading to unauthorized access to web content. However, the impact is limited to confidentiality with no integrity or availability impact, and the overall severity is low.
Mitigation Recommendations
A fix is available in Google Chrome version 152.0.7977.75. Users and administrators should update to this version or later to remediate the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-9gfv-p3jj-4mw9
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84355"]
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6a98452facd9273b496aa84c
Added to database: 09/02/2026, 15:47:59 UTC
Last enriched: 09/08/2026, 02:38:04 UTC
Last updated: 10/18/2026, 18:48:24 UTC
Views: 41
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.