What is CVE-2024-0754?

CVE-2024-0754 is a medium-severity vulnerability in Mozilla Firefox, classified under CWE-248. CVSS score: 6.5/10. Published 2024-01-23.

How severe is CVE-2024-0754?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Mozilla Firefox

CVE-2024-0754

Some WASM source files could have caused a crash when loaded in devtools. This vulnerability affects Firefox < 122.

Published 2024-01-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Mozilla Firefox — versions unspecified

Weakness classification (CWE)

CWE-248

References

bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking)
www.mozilla.org/security/advisories/mfsa2024-01/ (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2024-0754?: CVE-2024-0754 is a medium-severity vulnerability in Mozilla Firefox, classified under CWE-248. CVSS score: 6.5/10. Published 2024-01-23.
How severe is CVE-2024-0754?: Medium severity. CVSS v3 base score is 6.5 out of 10.