CVE-2026-9951: Use after free in Google Chrome
CVE-2026-9951 is a use-after-free vulnerability in the UI component of Google Chrome versions prior to 148. 0. 7778. 216. This flaw could allow a remote attacker to potentially escape the browser's sandbox by crafting a malicious HTML page. The vulnerability is classified with high severity by the Chromium security team. There is no CVSS score provided for this issue. The vendor has published an advisory indicating the availability of an update that addresses this vulnerability. No known exploits in the wild have been reported at this time.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the UI of Google Chrome before version 148.0.7778.216. Exploitation could enable a remote attacker to perform a sandbox escape via a specially crafted HTML page. The issue was publicly disclosed on May 28, 2026, and Google has released a stable channel update to remediate it. No CVSS score is assigned, but the Chromium security team rates it as high severity.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to escape the Chrome sandbox, potentially leading to execution of arbitrary code outside the browser's restricted environment. This could compromise the security boundaries intended to isolate web content from the host system.
Mitigation Recommendations
Google has released an update in Chrome version 148.0.7778.216 that addresses this vulnerability. Users and administrators should apply this update promptly to mitigate the risk. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated by the vendor.
CVE-2026-9951: Use after free in Google Chrome
Description
CVE-2026-9951 is a use-after-free vulnerability in the UI component of Google Chrome versions prior to 148. 0. 7778. 216. This flaw could allow a remote attacker to potentially escape the browser's sandbox by crafting a malicious HTML page. The vulnerability is classified with high severity by the Chromium security team. There is no CVSS score provided for this issue. The vendor has published an advisory indicating the availability of an update that addresses this vulnerability. No known exploits in the wild have been reported at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the UI of Google Chrome before version 148.0.7778.216. Exploitation could enable a remote attacker to perform a sandbox escape via a specially crafted HTML page. The issue was publicly disclosed on May 28, 2026, and Google has released a stable channel update to remediate it. No CVSS score is assigned, but the Chromium security team rates it as high severity.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to escape the Chrome sandbox, potentially leading to execution of arbitrary code outside the browser's restricted environment. This could compromise the security boundaries intended to isolate web content from the host system.
Mitigation Recommendations
Google has released an update in Chrome version 148.0.7778.216 that addresses this vulnerability. Users and administrators should apply this update promptly to mitigate the risk. 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
- 2026-05-28T17:24:58.589Z
- 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: 6a18c673e29bf47b503b625c
Added to database: 5/28/2026, 10:49:23 PM
Last enriched: 5/28/2026, 11:20:50 PM
Last updated: 5/29/2026, 8:14:55 AM
Views: 4
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