CVE-2026-9899: Use after free in Google Chrome
CVE-2026-9899 is a use-after-free vulnerability in the ANGLE 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 classified with high severity by Chromium security. There is no CVSS score provided for this issue. The vendor advisory indicates a stable channel update addressing this vulnerability was released on or before May 28, 2026.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the ANGLE graphics abstraction layer within Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, increasing the attacker's privileges beyond the renderer sandbox. The issue was publicly disclosed on May 28, 2026, with a corresponding stable channel update from Google Chrome that mitigates the vulnerability.
Potential Impact
Successful exploitation could allow an attacker with control over the renderer process to escape the sandbox, potentially leading to execution of arbitrary code with higher privileges on the host system. This elevates the risk of further system compromise beyond the browser sandbox.
Mitigation Recommendations
Google has released a stable channel update for Google Chrome version 148.0.7778.216 that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated by the vendor.
CVE-2026-9899: Use after free in Google Chrome
Description
CVE-2026-9899 is a use-after-free vulnerability in the ANGLE 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 classified with high severity by Chromium security. There is no CVSS score provided for this issue. The vendor advisory indicates a stable channel update addressing this vulnerability was released on or before May 28, 2026.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the ANGLE graphics abstraction layer within Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, increasing the attacker's privileges beyond the renderer sandbox. The issue was publicly disclosed on May 28, 2026, with a corresponding stable channel update from Google Chrome that mitigates the vulnerability.
Potential Impact
Successful exploitation could allow an attacker with control over the renderer process to escape the sandbox, potentially leading to execution of arbitrary code with higher privileges on the host system. This elevates the risk of further system compromise beyond the browser sandbox.
Mitigation Recommendations
Google has released a stable channel update for Google Chrome version 148.0.7778.216 that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:24:46.800Z
- 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: 6a18c660e29bf47b503b513d
Added to database: 5/28/2026, 10:49:04 PM
Last enriched: 5/29/2026, 12:03:52 AM
Last updated: 5/29/2026, 8:16:23 AM
Views: 4
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