CVE-2024-7520

A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1903041	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2024-33/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-35/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-37/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

History

24 Mar 2025, 17:15

Type	Values Removed	Values Added
CWE		CWE-94

Information

Published : 2024-08-06 13:15

Updated : 2025-03-24 17:15

NVD link : CVE-2024-7520

Mitre link : CVE-2024-7520

CVE.ORG link : CVE-2024-7520

JSON object : View

Products Affected

mozilla

firefox_esr
firefox
thunderbird

CWE

CWE-843

Access of Resource Using Incompatible Type ('Type Confusion')

CWE-94

Improper Control of Generation of Code ('Code Injection')

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