Mozilla Firefox vulnerabilities
3,702 known vulnerabilities affecting mozilla/firefox.
Total CVEs
3,702
CISA KEV
15
actively exploited
Public exploits
126
Exploited in wild
34
Severity breakdown
CRITICAL981HIGH1095MEDIUM1343LOW68UNKNOWN215
Vulnerabilities
Page 146 of 186
CVE-2026-117979P4UNKNOWNfixed in Firefox 159
CVE-2026-117979 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117979
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117979
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117906P4UNKNOWNfixed in Firefox 159
CVE-2026-117906 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117906
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117906
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117872P4UNKNOWNfixed in Firefox 159
CVE-2026-117872 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117872
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117872
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117985P4UNKNOWNfixed in Firefox 159
CVE-2026-117985 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117985
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117985
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117994P4UNKNOWNfixed in Firefox 159
CVE-2026-117994 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117994
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117994
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117916P4UNKNOWNfixed in Firefox 159
CVE-2026-117916 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117916
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117916
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117902P4UNKNOWNfixed in Firefox 159
CVE-2026-117902 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117902
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117902
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117933P4UNKNOWNfixed in Firefox 159
CVE-2026-117933 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117933
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117933
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117885P4UNKNOWNfixed in Firefox 159
CVE-2026-117885 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117885
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117885
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117875P4UNKNOWNfixed in Firefox 159
CVE-2026-117875 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117875
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117875
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117980P4UNKNOWNfixed in Firefox 159
CVE-2026-117980 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117980
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117980
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117940P4UNKNOWNfixed in Firefox 159
CVE-2026-117940 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117940
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117940
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117958P4UNKNOWNfixed in Firefox 159
CVE-2026-117958 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117958
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117958
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117962P4UNKNOWNfixed in Firefox 159
CVE-2026-117962 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117962
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117962
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117953P4UNKNOWNfixed in Firefox 159
CVE-2026-117953 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117953
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117953
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117981P4UNKNOWNfixed in Firefox 159
CVE-2026-117981 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117981
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117981
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117987P4UNKNOWNfixed in Firefox 159
CVE-2026-117987 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117987
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117987
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117986P4UNKNOWNfixed in Firefox 159
CVE-2026-117986 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117986
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117986
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117983P4UNKNOWNfixed in Firefox 159
CVE-2026-117983 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117983
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117983
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla
CVE-2026-117963P4UNKNOWNfixed in Firefox 159
CVE-2026-117963 Mozilla Foundation Security Advisory 2026-118: CVE-2026-117963
Mozilla Foundation Security Advisory 2026-118
CVE: CVE-2026-117963
Product: Firefox
Impact: low
Fixed in: Firefox 159
mozilla