CVE-2026-7339
Received
Received - Intake
Heap Buffer Overflow in Chrome WebRTC Allows Remote Exploit
Publication date: 2026-04-28
Last updated on: 2026-04-30
Assigner: Chrome
Description
Description
Heap buffer overflow in WebRTC in Google Chrome prior to 147.0.7727.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 147.0.7727.138 (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 WebRTC component of Google Chrome versions prior to 147.0.7727.138. It allows a remote attacker to potentially cause heap corruption by using a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability could allow a remote attacker to exploit heap corruption, which might lead to unexpected behavior such as crashes or potentially executing arbitrary code within the context of the browser.
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