CVE-2026-9978: Use after free in Google Chrome
Use after free in Glic in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Glic component of Google Chrome before version 148.0.7778.216. Exploitation requires a remote attacker to craft a malicious HTML page that triggers arbitrary code execution inside the sandbox environment of the browser. The issue was publicly disclosed on May 28, 2026, and is rated as high severity by Chromium security. Although no explicit patch status is stated in the input, the vendor advisory URL corresponds to a stable channel update likely containing the fix.
Potential Impact
Successful exploitation allows remote code execution within the sandboxed environment of Google Chrome, potentially enabling an attacker to run arbitrary code on the affected system. This can lead to compromise of the browser process and possibly further system impact depending on sandbox escapes, though such details are not provided here. No known exploits in the wild have been reported at the time of this disclosure.
Mitigation Recommendations
A fix is available as indicated by the vendor's stable channel update advisory (https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html). Users should update Google Chrome to version 148.0.7778.216 or later to remediate this vulnerability. No additional mitigation steps are specified in the advisory.
CVE-2026-9978: Use after free in Google Chrome
Description
Use after free in Glic in Google Chrome prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.8high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Glic component of Google Chrome before version 148.0.7778.216. Exploitation requires a remote attacker to craft a malicious HTML page that triggers arbitrary code execution inside the sandbox environment of the browser. The issue was publicly disclosed on May 28, 2026, and is rated as high severity by Chromium security. Although no explicit patch status is stated in the input, the vendor advisory URL corresponds to a stable channel update likely containing the fix.
Potential Impact
Successful exploitation allows remote code execution within the sandboxed environment of Google Chrome, potentially enabling an attacker to run arbitrary code on the affected system. This can lead to compromise of the browser process and possibly further system impact depending on sandbox escapes, though such details are not provided here. No known exploits in the wild have been reported at the time of this disclosure.
Mitigation Recommendations
A fix is available as indicated by the vendor's stable channel update advisory (https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html). Users should update Google Chrome to version 148.0.7778.216 or later to remediate this vulnerability. No additional mitigation steps are specified in the advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:25:06.406Z
- 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: 6a18c67ee29bf47b503b64e9
Added to database: 5/28/2026, 10:49:34 PM
Last enriched: 5/28/2026, 11:05:41 PM
Last updated: 5/29/2026, 2:49:21 PM
Views: 6
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