CVE-2024-7521

—

CVSS 3.1

8.8 high

EPSS

<1%p47

Published

Aug 6, 2024 (Aug 6, 2024)

Modified

Jun 17, 2026

Description

Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

Vendors: mozilla
Products: firefox, firefox esr, thunderbird
Weakness: CWE-755
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

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