CVE-2026-5867
Received
Received - Intake
Heap Buffer Overflow in Chrome WebML Risks Data Exposure
Publication date: 2026-04-08
Last updated on: 2026-04-14
Assigner: Chrome
Description
Description
Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 147.0.7727.55 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a heap buffer overflow in the WebML component of Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker to exploit a crafted HTML page to access potentially sensitive information from the process memory.
How can this vulnerability impact me? :
The impact of this vulnerability is that a remote attacker could obtain sensitive information from the memory of the affected Chrome process. This could lead to exposure of private data or other confidential information stored in memory while browsing.
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