Out-of-bounds Read in Mozilla Firefox

CVE-2024-6606

Clipboard code failed to check the index on an array access. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 128 and Thunderbird < 128.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (31.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-6606?
CVE-2024-6606 is a high-severity vulnerability in Mozilla Firefox, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2024-07-09.
How severe is CVE-2024-6606?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2024-6606 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.