CVE-2026-9957: Use after free in Google Chrome
CVE-2026-9957 is a use-after-free vulnerability in the PDF component of Google Chrome versions prior to 148.0.7778.216. This flaw allows a remote attacker to execute arbitrary code within the Chrome sandbox by delivering a specially crafted PDF file. The vulnerability has a high severity rating with a CVSS score of 8.8. There are no known exploits in the wild at the time of this report. Google has published an advisory indicating a stable channel update addressing this issue.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the PDF handling functionality of Google Chrome before version 148.0.7778.216. Exploitation requires a user to open a maliciously crafted PDF file, which can lead to arbitrary code execution inside the sandbox environment. The CVSS vector indicates the attack can be performed remotely without privileges and requires user interaction. The impact includes high confidentiality, integrity, and availability consequences. Google has released a stable update to fix this issue as referenced in their official advisory.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code within the sandboxed environment of Google Chrome, potentially compromising the confidentiality, integrity, and availability of the affected system. However, exploitation requires user interaction (opening a crafted PDF). No known active exploits have been reported.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 148.0.7778.216 or later, where this vulnerability is patched. The vendor advisory confirms a stable channel update is available addressing this issue. Applying this official update is the recommended remediation.
CVE-2026-9957: Use after free in Google Chrome
Description
CVE-2026-9957 is a use-after-free vulnerability in the PDF component of Google Chrome versions prior to 148.0.7778.216. This flaw allows a remote attacker to execute arbitrary code within the Chrome sandbox by delivering a specially crafted PDF file. The vulnerability has a high severity rating with a CVSS score of 8.8. There are no known exploits in the wild at the time of this report. Google has published an advisory indicating a stable channel update addressing this issue.
CVSS v3.1
Score 8.8high
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 PDF handling functionality of Google Chrome before version 148.0.7778.216. Exploitation requires a user to open a maliciously crafted PDF file, which can lead to arbitrary code execution inside the sandbox environment. The CVSS vector indicates the attack can be performed remotely without privileges and requires user interaction. The impact includes high confidentiality, integrity, and availability consequences. Google has released a stable update to fix this issue as referenced in their official advisory.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code within the sandboxed environment of Google Chrome, potentially compromising the confidentiality, integrity, and availability of the affected system. However, exploitation requires user interaction (opening a crafted PDF). No known active exploits have been reported.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 148.0.7778.216 or later, where this vulnerability is patched. The vendor advisory confirms a stable channel update is available addressing this issue. Applying this official update is the recommended remediation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:25:00.310Z
- 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: 6a18c676e29bf47b503b6312
Added to database: 05/28/2026, 22:49:26 UTC
Last enriched: 06/05/2026, 21:15:13 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 55
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