CVE-2026-79078: Use after free in Google Chrome
Description
CVE-2026-79078 is a use-after-free vulnerability in the FedCM component of Google Chrome prior to version 152.0.7977.65. This flaw allows a remote attacker to execute arbitrary code outside the browser sandbox by tricking a user into visiting a crafted HTML page. The vulnerability has a critical severity rating with a CVSS score of 9.6. It affects the specified Chrome version before the fixed release. No known exploits in the wild have been reported at this time.
CVSS v3.1
Score 9.6critical
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the FedCM feature of Google Chrome versions before 152.0.7977.65. An attacker can exploit this by leveraging social engineering to convince a user to visit a maliciously crafted HTML page, resulting in arbitrary code execution outside the sandbox environment. The issue is rated critical with a CVSS 3.1 score of 9.6, indicating high impact on confidentiality, integrity, and availability. The vendor has published an advisory indicating a stable channel update addressing this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox, potentially leading to full compromise of the affected system. The vulnerability impacts confidentiality, integrity, and availability of the system running the vulnerable Chrome version.
Mitigation Recommendations
A fix is available in Google Chrome version 152.0.7977.65. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html for details.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-08-25T06:08:44.306Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html","vendor":"Google"}]
Threat ID: 6a8df9cdacd9273b49ac6feb
Added to database: 08/25/2026, 20:23:41 UTC
Last enriched: 09/09/2026, 23:22:34 UTC
Last updated: 10/08/2026, 06:48:19 UTC
Views: 27
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