CVE-2024-7530

Name: CVE-2024-7530
Creator: NVD / NIST
Published: 2024-08-06T13:15:57.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2024-7530 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Incorrect garbage collection interaction could have led to a use-after-free. This vulnerability affects Firefox < 129.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.36%

27.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 129.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1904011Issue Tracking, Permissions Required
https://www.mozilla.org/security/advisories/mfsa2024-33/Vendor Advisory

Timeline

Published: Aug 6, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-7530?

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

How severe is CVE-2024-7530?

CVE-2024-7530 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2024-7530?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-7530?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST