CVE-2026-9993: Use after free in Google Chrome
Use after free in Views in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted PDF file. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Views component of Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and involves a crafted PDF file to attempt sandbox escape. The issue is recognized as high severity by Chromium security. No CVSS score or explicit patch/remediation information is included in the provided data. The vulnerability was published on May 28, 2026, and affects desktop Chrome installations.
Potential Impact
If exploited, this vulnerability could allow an attacker with control over the renderer process to escape the Chrome sandbox, potentially leading to execution of code outside the restricted environment. This increases the risk of further system compromise beyond the browser sandbox. There are no known exploits in the wild at the time of this report.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for current remediation guidance. Since the affected version is prior to 148.0.7778.216, updating to this version or later is likely recommended once confirmed. No explicit vendor advisory details on patch availability or temporary mitigations are provided in the input data.
CVE-2026-9993: Use after free in Google Chrome
Description
Use after free in Views in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted PDF file. (Chromium security severity: High)
CVSS v3.1
Score 8.3high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Views component of Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and involves a crafted PDF file to attempt sandbox escape. The issue is recognized as high severity by Chromium security. No CVSS score or explicit patch/remediation information is included in the provided data. The vulnerability was published on May 28, 2026, and affects desktop Chrome installations.
Potential Impact
If exploited, this vulnerability could allow an attacker with control over the renderer process to escape the Chrome sandbox, potentially leading to execution of code outside the restricted environment. This increases the risk of further system compromise beyond the browser sandbox. There are no known exploits in the wild at the time of this report.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for current remediation guidance. Since the affected version is prior to 148.0.7778.216, updating to this version or later is likely recommended once confirmed. No explicit vendor advisory details on patch availability or temporary mitigations are provided in the input data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:25:09.714Z
- 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: 6a18c681e29bf47b503b6544
Added to database: 5/28/2026, 10:49:37 PM
Last enriched: 5/28/2026, 11:04:10 PM
Last updated: 5/29/2026, 2:53:54 PM
Views: 8
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