Mozilla Firefox Esr vulnerabilities
1,297 known vulnerabilities affecting mozilla/firefox_esr.
Total CVEs
1,297
CISA KEV
9
actively exploited
Public exploits
20
Exploited in wild
16
Severity breakdown
CRITICAL214HIGH400MEDIUM327LOW6UNKNOWN350
Vulnerabilities
Page 56 of 65
CVE-2026-117940P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117940 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117940
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117940
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117945P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117945 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117945
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117945
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117972P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117972 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117972
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117972
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-118000P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-118000 Mozilla Foundation Security Advisory 2026-120: CVE-2026-118000
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-118000
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117877P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117877 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117877
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117877
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117932P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117932 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117932
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117932
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117986P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117986 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117986
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117986
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117957P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117957 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117957
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117957
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117981P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117981 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117981
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117981
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117902P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117902 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117902
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117902
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117980P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117980 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117980
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117980
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-118004P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-118004 Mozilla Foundation Security Advisory 2026-120: CVE-2026-118004
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-118004
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117996P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117996 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117996
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117996
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117977P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117977 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117977
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117977
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117885P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117885 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117885
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117885
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117933P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117933 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117933
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117933
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117983P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117983 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117983
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117983
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117958P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117958 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117958
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117958
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117916P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117916 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117916
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117916
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla
CVE-2026-117973P4UNKNOWNfixed in Firefox ESR 153.6
CVE-2026-117973 Mozilla Foundation Security Advisory 2026-120: CVE-2026-117973
Mozilla Foundation Security Advisory 2026-120
CVE: CVE-2026-117973
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.6
mozilla