Vulnerability in Mozilla Firefox

CVE-2024-4769

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 vulnerabi…

EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-4769?
CVE-2024-4769 is a medium-severity vulnerability in Mozilla Firefox, classified under CWE-351. CVSS score: 5.9/10. Published 2024-05-14.
How severe is CVE-2024-4769?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2024-4769 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.