Insufficient policy enforcement in Prefetch in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a… (CVE-2026-17662)
Insufficient policy enforcement in Prefetch in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
The vulnerability CVE-2026-17662 involves insufficient policy enforcement in the Prefetch component of Google Chrome versions before 151.0.7922.72. This flaw enables a remote attacker to leak data across origins by leveraging a specially crafted HTML page. The issue is recognized as high severity by Chromium security but lacks detailed CVSS scoring and explicit patch information in the provided data.
Potential Impact
An attacker can remotely cause cross-origin data leakage through the Prefetch feature in affected Chrome versions. This compromises the confidentiality of data that should be isolated by same-origin policies.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.72 and later. Users and administrators should update to this version or newer to remediate the vulnerability. No additional mitigation guidance is provided in the available data.
Insufficient policy enforcement in Prefetch in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a… (CVE-2026-17662)
Description
Insufficient policy enforcement in Prefetch in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 4.3medium
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-17662 involves insufficient policy enforcement in the Prefetch component of Google Chrome versions before 151.0.7922.72. This flaw enables a remote attacker to leak data across origins by leveraging a specially crafted HTML page. The issue is recognized as high severity by Chromium security but lacks detailed CVSS scoring and explicit patch information in the provided data.
Potential Impact
An attacker can remotely cause cross-origin data leakage through the Prefetch feature in affected Chrome versions. This compromises the confidentiality of data that should be isolated by same-origin policies.
Mitigation Recommendations
A fix is available in Google Chrome version 151.0.7922.72 and later. Users and administrators should update to this version or newer to remediate the vulnerability. No additional mitigation guidance is provided in the available data.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wm9r-82qw-cfp5
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17662"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a6ae5209c2644c7f89837d6
Added to database: 07/30/2026, 05:46:08 UTC
Last enriched: 07/30/2026, 06:50:43 UTC
Last updated: 07/31/2026, 22:17:50 UTC
Views: 2
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