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 49 of 65
CVE-2026-109732P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109732 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109732
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109732
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109738P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109738 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109738
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109738
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109752P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109752 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109752
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109752
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109727P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109727 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109727
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109727
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109726P4MEDIUMCVSS 5.4fixed in Firefox ESR 115.43
CVE-2026-109726 [MEDIUM] Mozilla Foundation Security Advisory 2026-107: CVE-2026-109726
Mozilla Foundation Security Advisory 2026-107
CVE: CVE-2026-109726
Product: Firefox ESR
Impact: moderate
Fixed in: Firefox ESR 115.43
mozilla
CVE-2026-109728P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109728 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109728
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109728
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109718P4MEDIUMCVSS 5.4fixed in Firefox ESR 115.43
CVE-2026-109718 [MEDIUM] Mozilla Foundation Security Advisory 2026-107: CVE-2026-109718
Mozilla Foundation Security Advisory 2026-107
CVE: CVE-2026-109718
Product: Firefox ESR
Impact: moderate
Fixed in: Firefox ESR 115.43
mozilla
CVE-2026-109710P4MEDIUMCVSS 5.4fixed in Firefox ESR 115.43
CVE-2026-109710 [MEDIUM] Mozilla Foundation Security Advisory 2026-107: CVE-2026-109710
Mozilla Foundation Security Advisory 2026-107
CVE: CVE-2026-109710
Product: Firefox ESR
Impact: moderate
Fixed in: Firefox ESR 115.43
mozilla
CVE-2026-109706P4MEDIUMCVSS 5.4fixed in Firefox ESR 115.43
CVE-2026-109706 [MEDIUM] Mozilla Foundation Security Advisory 2026-107: CVE-2026-109706
Mozilla Foundation Security Advisory 2026-107
CVE: CVE-2026-109706
Product: Firefox ESR
Impact: moderate
Fixed in: Firefox ESR 115.43
mozilla
CVE-2026-109717P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109717 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109717
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109717
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109711P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109711 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109711
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109711
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2026-109724P4MEDIUMCVSS 5.4fixed in Firefox ESR 153.5
CVE-2026-109724 [MEDIUM] Mozilla Foundation Security Advisory 2026-108: CVE-2026-109724
Mozilla Foundation Security Advisory 2026-108
CVE: CVE-2026-109724
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.5
mozilla
CVE-2024-10460P4MEDIUMCVSS 5.3≥ unspecified, < 128.42024-10-29
CVE-2024-10460 [MEDIUM] CWE-346 CVE-2024-10460: The origin of an external protocol handler prompt could have been obscured using a data: URL within
The origin of an external protocol handler prompt could have been obscured using a data: URL within an `iframe`. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.
nvd
CVE-2026-12329P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.12
CVE-2026-12329 [MEDIUM] Mozilla Foundation Security Advisory 2026-58: CVE-2026-12329
Mozilla Foundation Security Advisory 2026-58
CVE: CVE-2026-12329
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.12
mozilla
CVE-2026-12308P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.12
CVE-2026-12308 [MEDIUM] Mozilla Foundation Security Advisory 2026-58: CVE-2026-12308
Mozilla Foundation Security Advisory 2026-58
CVE: CVE-2026-12308
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.12
mozilla
CVE-2026-12306P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.12
CVE-2026-12306 [MEDIUM] Mozilla Foundation Security Advisory 2026-58: CVE-2026-12306
Mozilla Foundation Security Advisory 2026-58
CVE: CVE-2026-12306
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.12
mozilla
CVE-2026-12307P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.12
CVE-2026-12307 [MEDIUM] Mozilla Foundation Security Advisory 2026-58: CVE-2026-12307
Mozilla Foundation Security Advisory 2026-58
CVE: CVE-2026-12307
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.12
mozilla
CVE-2026-6767P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.10
CVE-2026-6767 [MEDIUM] Mozilla Foundation Security Advisory 2026-32: CVE-2026-6767
Mozilla Foundation Security Advisory 2026-32
CVE: CVE-2026-6767
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.10
mozilla
CVE-2026-6765P4MEDIUMCVSS 5.3fixed in Firefox ESR 140.10
CVE-2026-6765 [MEDIUM] Mozilla Foundation Security Advisory 2026-32: CVE-2026-6765
Mozilla Foundation Security Advisory 2026-32
CVE: CVE-2026-6765
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.10
mozilla
CVE-2026-92078P4UNKNOWNfixed in Firefox ESR 153.3
CVE-2026-92078 Mozilla Foundation Security Advisory 2026-93: CVE-2026-92078
Mozilla Foundation Security Advisory 2026-93
CVE: CVE-2026-92078
Product: Firefox ESR
Impact: low
Fixed in: Firefox ESR 153.3
mozilla