CVE-2026-11201: Use after free in Google Chrome
CVE-2026-11201 is a use-after-free vulnerability in the ServiceWorker component of Google Chrome versions prior to 149. 0. 7827. 53. This flaw could allow an attacker who convinces a user to install a malicious Chrome extension to execute arbitrary code. The vulnerability is classified with medium severity by Chromium security. There is no explicit CVSS score available for this issue. The vendor has published an advisory indicating a stable channel update that addresses this vulnerability.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the ServiceWorker implementation of Google Chrome before version 149.0.7827.53. Exploitation requires user interaction in the form of installing a crafted malicious Chrome extension, which could then lead to arbitrary code execution within the browser context. The issue was publicly disclosed and fixed in the Chrome stable update referenced by the vendor advisory.
Potential Impact
Successful exploitation allows arbitrary code execution via a malicious Chrome extension, potentially compromising the user's browser environment. The attack requires user consent to install the malicious extension, limiting exploitation scope. The vulnerability is rated medium severity by the Chromium security team.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.53 and later. Users and administrators should update to this version or newer to remediate the vulnerability. The vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html provides official update details. No additional mitigation steps are indicated by the vendor.
CVE-2026-11201: Use after free in Google Chrome
Description
CVE-2026-11201 is a use-after-free vulnerability in the ServiceWorker component of Google Chrome versions prior to 149. 0. 7827. 53. This flaw could allow an attacker who convinces a user to install a malicious Chrome extension to execute arbitrary code. The vulnerability is classified with medium severity by Chromium security. There is no explicit CVSS score available for this issue. The vendor has published an advisory indicating a stable channel update that addresses this vulnerability.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the ServiceWorker implementation of Google Chrome before version 149.0.7827.53. Exploitation requires user interaction in the form of installing a crafted malicious Chrome extension, which could then lead to arbitrary code execution within the browser context. The issue was publicly disclosed and fixed in the Chrome stable update referenced by the vendor advisory.
Potential Impact
Successful exploitation allows arbitrary code execution via a malicious Chrome extension, potentially compromising the user's browser environment. The attack requires user consent to install the malicious extension, limiting exploitation scope. The vulnerability is rated medium severity by the Chromium security team.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.53 and later. Users and administrators should update to this version or newer to remediate the vulnerability. The vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html provides official update details. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-04T17:10:46.749Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a220868e29bf47b50dbd6bd
Added to database: 6/4/2026, 11:21:12 PM
Last enriched: 6/4/2026, 11:49:15 PM
Last updated: 6/5/2026, 5:04:33 AM
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.