CVE security advisories and vulnerability history for firefox by mozilla.
Last updated
mozilla firefox has 3,177 published CVE records since 2004, of which 15 are in CISA's Known Exploited Vulnerabilities catalog and 254 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.
This page aggregates every publicly disclosed vulnerability (CVE) affecting mozilla firefox, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.
How the CVSS severity of mozilla firefox's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.
2,339 additional CVEs have no CVSS severity score.
In CISA’s Known Exploited Vulnerabilities catalog
15
15 of mozilla firefox's CVEs are confirmed exploited in the wild.
Public exploits
254
254 of mozilla firefox's CVEs have a known public exploit available.
Browse every mozilla firefox version named in a CVE, then pick one to see only the CVEs that affect it.
3,177 CVEs
Showing 30 of 3,177
The CWE weakness categories most often found in mozilla firefox CVEs. Follow any weakness for its full explanation.
How many mozilla firefox CVEs were published each year.
Browse vulnerabilities for other products by mozilla.
Common questions about mozilla firefox vulnerabilities.
mozilla firefox has 3,177 published CVE records since 2004.
Yes — 15 of mozilla firefox's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Yes — 254 of mozilla firefox's CVEs have a known public exploit.
497 distinct mozilla firefox versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
mozilla firefox's CVEs most often map to these CWE weakness types: CWE-416 (Use After Free), CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), CWE-787 (Out-of-bounds Write), CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')).
mozilla firefox has 184 critical and 357 high-severity CVEs.
The average CVSS base score across mozilla firefox's scored CVEs is 7.6.
Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.
Monitor new mozilla firefox vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.
