CVE-2026-9893: Use after free in Google Chrome
CVE-2026-9893 is a use-after-free vulnerability in the Skia component of Google Chrome versions prior to 148.0.7778.216. This flaw could allow a remote attacker who has already compromised the renderer process to potentially escape the browser's sandbox by using a specially crafted HTML page. The vulnerability is rated with a high severity and a CVSS score of 8.3. No known exploits in the wild have been reported at this time. The vendor has published an advisory linked to a stable channel update, indicating a fix is available in version 148.0.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Skia graphics library within Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, allowing an attacker to break out of the browser's security boundaries. The issue is addressed in the Chrome stable update released by Google, as referenced in the vendor advisory.
Potential Impact
Successful exploitation could result in a sandbox escape from the renderer process, potentially allowing an attacker to execute arbitrary code with elevated privileges outside the browser sandbox. This elevates the risk of further system compromise beyond the browser context. The CVSS score of 8.3 reflects high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 148.0.7778.216 or later, where this vulnerability is fixed. The vendor advisory confirms the availability of an official fix. No additional mitigation steps are indicated by the vendor.
CVE-2026-9893: Use after free in Google Chrome
Description
CVE-2026-9893 is a use-after-free vulnerability in the Skia component of Google Chrome versions prior to 148.0.7778.216. This flaw could allow a remote attacker who has already compromised the renderer process to potentially escape the browser's sandbox by using a specially crafted HTML page. The vulnerability is rated with a high severity and a CVSS score of 8.3. No known exploits in the wild have been reported at this time. The vendor has published an advisory linked to a stable channel update, indicating a fix is available in version 148.0.
CVSS v3.1
Score 8.3high
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Skia graphics library within Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, allowing an attacker to break out of the browser's security boundaries. The issue is addressed in the Chrome stable update released by Google, as referenced in the vendor advisory.
Potential Impact
Successful exploitation could result in a sandbox escape from the renderer process, potentially allowing an attacker to execute arbitrary code with elevated privileges outside the browser sandbox. This elevates the risk of further system compromise beyond the browser context. The CVSS score of 8.3 reflects high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 148.0.7778.216 or later, where this vulnerability is fixed. The vendor advisory confirms the availability of an official fix. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:24:45.312Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html","vendor":"Google"}]
Threat ID: 6a18c65de29bf47b503b50c3
Added to database: 05/28/2026, 22:49:01 UTC
Last enriched: 06/05/2026, 21:11:06 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 66
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