CVE-2026-9114: Use after free in Google Chrome
CVE-2026-9114 is a high-severity use-after-free vulnerability in the QUIC protocol implementation of Google Chrome versions prior to 148.0.7778.179. This flaw allows a remote attacker to execute arbitrary code within the Chrome sandbox by sending specially crafted network traffic. The vulnerability has a CVSS score of 8.8, indicating a significant risk. There are no known exploits in the wild at the time of publication. The vendor advisory linked corresponds to a stable channel update, implying a fix is available in version 148.0.
AI Analysis
Technical Summary
CVE-2026-9114 is a use-after-free vulnerability in the QUIC implementation of Google Chrome before version 148.0.7778.179. Exploitation of this vulnerability allows remote attackers to execute arbitrary code inside the sandbox via malicious network traffic. The vulnerability is rated high severity with a CVSS score of 8.8, reflecting its potential impact on confidentiality, integrity, and availability. The issue affects desktop versions of Chrome and is addressed by an update released by Google, as referenced in the vendor advisory.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code within the sandboxed environment of Google Chrome. This could lead to full compromise of the affected browser process, impacting confidentiality, integrity, and availability of the user's browsing session. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Google has released an update in Chrome version 148.0.7778.179 that addresses this vulnerability. Users and administrators should apply this update promptly to remediate the issue. Since this is not a cloud service, remediation requires updating the affected Chrome installations. Patch status is confirmed by the vendor advisory linked in the input data.
CVE-2026-9114: Use after free in Google Chrome
Description
CVE-2026-9114 is a high-severity use-after-free vulnerability in the QUIC protocol implementation of Google Chrome versions prior to 148.0.7778.179. This flaw allows a remote attacker to execute arbitrary code within the Chrome sandbox by sending specially crafted network traffic. The vulnerability has a CVSS score of 8.8, indicating a significant risk. There are no known exploits in the wild at the time of publication. The vendor advisory linked corresponds to a stable channel update, implying a fix is available in version 148.0.
CVSS v3.1
Score 8.8high
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-9114 is a use-after-free vulnerability in the QUIC implementation of Google Chrome before version 148.0.7778.179. Exploitation of this vulnerability allows remote attackers to execute arbitrary code inside the sandbox via malicious network traffic. The vulnerability is rated high severity with a CVSS score of 8.8, reflecting its potential impact on confidentiality, integrity, and availability. The issue affects desktop versions of Chrome and is addressed by an update released by Google, as referenced in the vendor advisory.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code within the sandboxed environment of Google Chrome. This could lead to full compromise of the affected browser process, impacting confidentiality, integrity, and availability of the user's browsing session. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Google has released an update in Chrome version 148.0.7778.179 that addresses this vulnerability. Users and administrators should apply this update promptly to remediate the issue. Since this is not a cloud service, remediation requires updating the affected Chrome installations. Patch status is confirmed by the vendor advisory linked in the input data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-20T17:39:21.421Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html","vendor":"Google"}]
Threat ID: 6a0e0cd2ba1db473629e79ab
Added to database: 05/20/2026, 19:34:42 UTC
Last enriched: 05/27/2026, 21:01:18 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 79
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