How severe is CVE-2024-7530?

CVE-2024-7530 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-7530 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-7530?

CVE-2024-7530 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-7530?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-7530 have an EU (EUVD) identifier?

Yes. CVE-2024-7530 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48437.

When was CVE-2024-7530 published?

CVE-2024-7530 was published on 2024-08-06 and last updated on 2026-06-17.

CVE-2024-7530

CVE-2024-7530 is a high-severity vulnerability in Mozilla Firefox with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-48437
Weakness: CWE-416
Affected product: Mozilla Firefox
Published: 2024-08-06
Last modified: 2026-06-17

Description

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

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 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-7530 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-7530?: CVE-2024-7530 affects Mozilla Firefox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-7530?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-7530 have an EU (EUVD) identifier?: Yes. CVE-2024-7530 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48437.
When was CVE-2024-7530 published?: CVE-2024-7530 was published on 2024-08-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

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