CVE-2026-9940: Heap buffer overflow in Google Chrome
CVE-2026-9940 is a high-severity heap buffer overflow vulnerability in the ANGLE component of Google Chrome versions prior to 148.0.7778.216. This flaw could allow a remote attacker to exploit heap corruption by delivering a crafted HTML page. The vulnerability has a CVSS score of 8.8, indicating a significant risk with potential impacts on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor has published an advisory linked to a stable channel update addressing this issue.
AI Analysis
Technical Summary
This vulnerability involves a heap buffer overflow in the ANGLE graphics engine used by Google Chrome. Versions before 148.0.7778.216 are affected. An attacker can potentially trigger heap corruption remotely by convincing a user to visit a maliciously crafted HTML page. The CVSS 3.1 score of 8.8 reflects high impact on confidentiality, integrity, and availability with network attack vector, no privileges required, and user interaction needed. The issue is publicly disclosed and a vendor advisory exists, but explicit patch status is not stated in the provided data.
Potential Impact
Successful exploitation could lead to arbitrary code execution or browser compromise due to heap corruption. The vulnerability affects user confidentiality, integrity, and availability of the Chrome browser. No known active exploitation has been reported so far.
Mitigation Recommendations
The vendor has released a stable channel update for Chrome that addresses this vulnerability. Users should update to version 148.0.7778.216 or later to mitigate this issue. Patch status is not explicitly confirmed in the provided data, so users should consult the vendor advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for the latest remediation guidance.
CVE-2026-9940: Heap buffer overflow in Google Chrome
Description
CVE-2026-9940 is a high-severity heap buffer overflow vulnerability in the ANGLE component of Google Chrome versions prior to 148.0.7778.216. This flaw could allow a remote attacker to exploit heap corruption by delivering a crafted HTML page. The vulnerability has a CVSS score of 8.8, indicating a significant risk with potential impacts on confidentiality, integrity, and availability. There are no known exploits in the wild at this time. The vendor has published an advisory linked to a stable channel update addressing this issue.
CVSS v3.1
Score 8.8high
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap buffer overflow in the ANGLE graphics engine used by Google Chrome. Versions before 148.0.7778.216 are affected. An attacker can potentially trigger heap corruption remotely by convincing a user to visit a maliciously crafted HTML page. The CVSS 3.1 score of 8.8 reflects high impact on confidentiality, integrity, and availability with network attack vector, no privileges required, and user interaction needed. The issue is publicly disclosed and a vendor advisory exists, but explicit patch status is not stated in the provided data.
Potential Impact
Successful exploitation could lead to arbitrary code execution or browser compromise due to heap corruption. The vulnerability affects user confidentiality, integrity, and availability of the Chrome browser. No known active exploitation has been reported so far.
Mitigation Recommendations
The vendor has released a stable channel update for Chrome that addresses this vulnerability. Users should update to version 148.0.7778.216 or later to mitigate this issue. Patch status is not explicitly confirmed in the provided data, so users should consult the vendor advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for the latest remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:24:56.188Z
- 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: 6a18c66fe29bf47b503b60d5
Added to database: 05/28/2026, 22:49:19 UTC
Last enriched: 06/05/2026, 21:14:08 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 40
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