Use After Free in Mozilla Firefox

CVE-2024-7530

Incorrect garbage collection interaction could have led to a use-after-free. This vulnerability affects Firefox < 129.

Vulnerability class: Use-After-Free

EPSS: 0.004 (30.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mozilla Firefox — versions unspecified

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@mozilla.org (Permissions Required, Issue Tracking)
security@mozilla.org (Vendor Advisory)

Frequently asked questions

What is CVE-2024-7530?: CVE-2024-7530 is a high-severity vulnerability in Mozilla Firefox, classified under Use After Free. CVSS score: 8.8/10. Published 2024-08-06.
How severe is CVE-2024-7530?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-7530 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.