CVE-2026-87582: Confused deputy in Google Chrome
Description
CVE-2026-87582 is a high severity confused deputy vulnerability in Google Chrome's DataTransfer component prior to version 153.0.8010.36. It allows a remote attacker who has compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. The vulnerability affects Chrome versions before 153.0.8010.36. A fix is available as indicated by the vendor advisory.
CVSS v3.1
Score 8.3high
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a confused deputy issue in the DataTransfer component of Google Chrome. An attacker who has already compromised the renderer process can exploit this flaw by delivering a specially crafted HTML page, which may lead to arbitrary code execution outside the sandbox environment. The vulnerability is tracked as CVE-2026-87582 and has a CVSS v3.1 score of 8.3, indicating high severity. The issue affects versions of Chrome prior to 153.0.8010.36. Google has released a stable channel update to address this vulnerability.
Potential Impact
Successful exploitation allows remote attackers with renderer process compromise to execute arbitrary code outside the sandbox, potentially leading to full system compromise. The CVSS score of 8.3 reflects high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.36 and later. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory for details: https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:41:20.650Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b188acd9273b49812987
Added to database: 09/09/2026, 01:08:24 UTC
Last enriched: 09/17/2026, 01:42:31 UTC
Last updated: 10/24/2026, 03:05:11 UTC
Views: 33
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