CVE-2026-9988: Use after free in Google Chrome
CVE-2026-9988 is a use-after-free vulnerability in the WebRTC component of Google Chrome on Linux versions prior to 148.0.7778.216. This flaw could allow a remote attacker to potentially escape the browser's sandbox by convincing a user to visit a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.3. No known exploits in the wild have been reported at this time. Google has published an advisory indicating a stable channel update that addresses this issue.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the WebRTC implementation within Google Chrome on Linux platforms before version 148.0.7778.216. Exploitation requires user interaction (UI:R) and a high attack complexity (AC:H), but if successful, it could lead to a sandbox escape, compromising confidentiality, integrity, and availability of the affected system. The CVSS vector indicates network attack vector with no privileges required. The vendor advisory linked corresponds to a stable channel update that presumably includes a fix for this issue.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to escape the Chrome sandbox, potentially leading to full system compromise on Linux machines running vulnerable Chrome versions. The impact includes high confidentiality, integrity, and availability loss as indicated by the CVSS score and vector. There are no reports of active exploitation in the wild.
Mitigation Recommendations
A fix is available in Google Chrome version 148.0.7778.216. Users and administrators should update affected Chrome installations on Linux to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for detailed update instructions.
CVE-2026-9988: Use after free in Google Chrome
Description
CVE-2026-9988 is a use-after-free vulnerability in the WebRTC component of Google Chrome on Linux versions prior to 148.0.7778.216. This flaw could allow a remote attacker to potentially escape the browser's sandbox by convincing a user to visit a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.3. No known exploits in the wild have been reported at this time. Google has published an advisory indicating a stable channel update that addresses this issue.
CVSS v3.1
Score 8.3high
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
This vulnerability involves a use-after-free condition in the WebRTC implementation within Google Chrome on Linux platforms before version 148.0.7778.216. Exploitation requires user interaction (UI:R) and a high attack complexity (AC:H), but if successful, it could lead to a sandbox escape, compromising confidentiality, integrity, and availability of the affected system. The CVSS vector indicates network attack vector with no privileges required. The vendor advisory linked corresponds to a stable channel update that presumably includes a fix for this issue.
Potential Impact
Successful exploitation of this vulnerability could allow a remote attacker to escape the Chrome sandbox, potentially leading to full system compromise on Linux machines running vulnerable Chrome versions. The impact includes high confidentiality, integrity, and availability loss as indicated by the CVSS score and vector. There are no reports of active exploitation in the wild.
Mitigation Recommendations
A fix is available in Google Chrome version 148.0.7778.216. Users and administrators should update affected Chrome installations on Linux to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for detailed update instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:25:08.660Z
- 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: 6a18c681e29bf47b503b6530
Added to database: 05/28/2026, 22:49:37 UTC
Last enriched: 06/05/2026, 21:17:18 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 48
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