CVE-2026-113191: Use after free in Google Chrome
Description
Use after free in Internals in Google Chrome on on Mac prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
CVSS v3.1
Score 8.8high
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-113191 is a use-after-free vulnerability in the internals of Google Chrome on Mac systems before version 156.0.8078.47. Exploitation requires a remote attacker to deliver a specially crafted HTML page that triggers the flaw, enabling arbitrary code execution inside the browser sandbox. The vulnerability is rated medium severity by Chromium security. The issue is fixed in Chrome version 156.0.8078.47.
Potential Impact
Successful exploitation allows remote code execution within the sandbox environment of Google Chrome on Mac. This could enable an attacker to run arbitrary code with the privileges of the browser process, potentially leading to further compromise depending on sandbox escape capabilities. However, the impact is contained within the sandbox, and the severity is rated medium.
Mitigation Recommendations
Users should update Google Chrome on Mac to version 156.0.8078.47 or later, where this vulnerability is fixed. No additional mitigation is required as the vendor has released an official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-19T23:07:03.840Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html","vendor":"Google"}]
Threat ID: 6ad7df952cdf04f6566428b0
Added to database: 10/20/2026, 21:39:33 UTC
Last enriched: 10/20/2026, 23:48:35 UTC
Last updated: 10/21/2026, 00:04:04 UTC
Views: 2
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