CVE-2024-7520

State: Published
Severity: 8.8 High
Published: Aug 6, 2024
Updated: Mar 24, 2025
Reserved: Aug 5, 2024

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
FirefoxMozilla	before 129Affected
Firefox ESRMozilla	before 128.1Affected
ThunderbirdMozilla	before 128.1Affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1903041
https://www.mozilla.org/security/advisories/mfsa2024-33/
https://www.mozilla.org/security/advisories/mfsa2024-35/
https://www.mozilla.org/security/advisories/mfsa2024-37/

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