VULNERABILITY INTELLIGENCE

CVE-2024-4769

CVSS score5.9 MEDIUM
EPSS probability0.37%
CISA KEVNot currently listed
Published2024-05-14
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

When importing resources using Web Workers, error messages would distinguish the difference between `application/javascript` responses and non-script responses. This could have been abused to learn information cross-origin. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-351

Primary references