CVE-2026-17817: Inappropriate implementation in Google Chrome
CVE-2026-17817 is a medium severity vulnerability in Google Chrome prior to version 151.0.7922.72. It involves an inappropriate implementation in the ReportingAndNEL feature that allows a remote attacker to leak cross-origin data via a crafted HTML page. The vulnerability does not affect integrity or availability but impacts confidentiality by exposing data across origins. No known exploits are reported in the wild. The vendor advisory does not explicitly confirm a patch or remediation status. Users should verify updates from the official Chrome release notes.
AI Analysis
Technical Summary
This vulnerability in Google Chrome's ReportingAndNEL implementation prior to version 151.0.7922.72 allows remote attackers to leak cross-origin data by crafting a malicious HTML page. The issue is categorized under CWE-346 (Inadequate Verification of Data Authenticity) and has a CVSS 3.1 base score of 4.3 (medium severity), indicating low complexity and no privileges required but requiring user interaction. The flaw impacts confidentiality but not integrity or availability. There is no explicit vendor advisory confirmation of a patch in the provided data, though the affected version suggests the issue is fixed in 151.0.7922.72.
Potential Impact
The vulnerability allows remote attackers to leak cross-origin data, compromising confidentiality. It does not affect integrity or availability. No known exploits in the wild have been reported. The impact is limited to information disclosure via crafted HTML content leveraging the ReportingAndNEL feature.
Mitigation Recommendations
The vulnerability is addressed in Google Chrome version 151.0.7922.72. Users should update to this version or later to remediate the issue. Since this is a client-side browser vulnerability, applying the official update is the recommended mitigation. Patch status is not explicitly confirmed in the vendor advisory linked but the affected version indicates the fix is included in 151.0.7922.72. Users should consult the official Chrome stable channel update blog for confirmation and apply updates promptly.
CVE-2026-17817: Inappropriate implementation in Google Chrome
Description
CVE-2026-17817 is a medium severity vulnerability in Google Chrome prior to version 151.0.7922.72. It involves an inappropriate implementation in the ReportingAndNEL feature that allows a remote attacker to leak cross-origin data via a crafted HTML page. The vulnerability does not affect integrity or availability but impacts confidentiality by exposing data across origins. No known exploits are reported in the wild. The vendor advisory does not explicitly confirm a patch or remediation status. Users should verify updates from the official Chrome release notes.
CVSS v3.1
Score 4.3medium
Affected software
Chrome
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's ReportingAndNEL implementation prior to version 151.0.7922.72 allows remote attackers to leak cross-origin data by crafting a malicious HTML page. The issue is categorized under CWE-346 (Inadequate Verification of Data Authenticity) and has a CVSS 3.1 base score of 4.3 (medium severity), indicating low complexity and no privileges required but requiring user interaction. The flaw impacts confidentiality but not integrity or availability. There is no explicit vendor advisory confirmation of a patch in the provided data, though the affected version suggests the issue is fixed in 151.0.7922.72.
Potential Impact
The vulnerability allows remote attackers to leak cross-origin data, compromising confidentiality. It does not affect integrity or availability. No known exploits in the wild have been reported. The impact is limited to information disclosure via crafted HTML content leveraging the ReportingAndNEL feature.
Mitigation Recommendations
The vulnerability is addressed in Google Chrome version 151.0.7922.72. Users should update to this version or later to remediate the issue. Since this is a client-side browser vulnerability, applying the official update is the recommended mitigation. Patch status is not explicitly confirmed in the vendor advisory linked but the affected version indicates the fix is included in 151.0.7922.72. Users should consult the official Chrome stable channel update blog for confirmation and apply updates promptly.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:34:56.540Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa0959c2644c7f849b574
Added to database: 07/30/2026, 00:53:41 UTC
Last enriched: 08/06/2026, 17:28:37 UTC
Last updated: 09/11/2026, 22:08:24 UTC
Views: 40
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