857 CVEs
10 in CISA KEV
mozilla Firefox ESR Vulnerabilities
CVE security advisories and vulnerability history for Firefox ESR by mozilla.
857
Total CVEs
Published
10
In CISA KEV
Exploited in the wild
89
Public exploits
With known exploit
7.6
Avg CVSS
2012–2026
Last updated
Overview
mozilla Firefox ESR has 857 published CVE records since 2012, of which 10 are in CISA's Known Exploited Vulnerabilities catalog and 89 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.