Insufficient validation of untrusted input in Navigation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the… (CVE-2026-17921)
Insufficient validation of untrusted input in Navigation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)
AI Analysis
Technical Summary
CVE-2026-17921 describes a vulnerability in Google Chrome's navigation handling where insufficient validation of untrusted input allows an attacker with control over the renderer process to bypass navigation restrictions. This could enable navigation to unintended or restricted locations via crafted HTML content. The vulnerability affects versions prior to 151.0.7922.72. The Chromium security team rates this issue as low severity. There is no CVSS score or detailed vendor advisory available in the provided data.
Potential Impact
An attacker who has already compromised the renderer process in Google Chrome can bypass navigation restrictions, potentially leading to unintended navigation behavior. The impact is limited by the prerequisite that the attacker must have renderer process control. No further impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor official Google Chrome security advisories for updates. No specific mitigations are indicated in the available data.
Insufficient validation of untrusted input in Navigation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the… (CVE-2026-17921)
Description
Insufficient validation of untrusted input in Navigation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-17921 describes a vulnerability in Google Chrome's navigation handling where insufficient validation of untrusted input allows an attacker with control over the renderer process to bypass navigation restrictions. This could enable navigation to unintended or restricted locations via crafted HTML content. The vulnerability affects versions prior to 151.0.7922.72. The Chromium security team rates this issue as low severity. There is no CVSS score or detailed vendor advisory available in the provided data.
Potential Impact
An attacker who has already compromised the renderer process in Google Chrome can bypass navigation restrictions, potentially leading to unintended navigation behavior. The impact is limited by the prerequisite that the attacker must have renderer process control. No further impact details or exploitation reports are available.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor official Google Chrome security advisories for updates. No specific mitigations are indicated in the available data.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-pwhf-pj3h-m735
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17921"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a6ae5149c2644c7f8980cb3
Added to database: 07/30/2026, 05:45:56 UTC
Last enriched: 07/30/2026, 06:04:39 UTC
Last updated: 07/31/2026, 02:51:54 UTC
Views: 2
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