VULNERABILITY INTELLIGENCE
CVE-2024-7521
CVSS score8.8 HIGH
EPSS probability0.62%
CISA KEVNot currently listed
Published2024-08-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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.
Weakness classification
- nvd@nist.gov: CWE-755
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-755
Primary references
- security@mozilla.org — Issue Tracking, Permissions Required
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Vendor Advisory
- security@mozilla.org — Vendor Advisory