KEV 2026.10.301,766 entries+10 in 7d11 open federal deadlinesas of / search ? keys
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Product / Mozilla

Mozilla Firefox in CISA KEV

Catalog
2026.10.30
Vendor
Mozilla
Updated
2024-10-15

Answer CISA's KEV catalog lists 5 vulnerabilities in Mozilla Firefox as of catalog 2026.10.30, 38.5% of Mozilla's 13 entries. First added 2022-03-03, latest 2024-10-15; 1 ransomware-linked.

KEV entries
5
Ransomware: known
120%
First added
2022-03-03
Latest added
2024-10-15
Median days to due
21
Open deadlines
0federal

TAdditions by year

Mozilla Firefox KEV additions per yearColumn chart of KEV additions per calendar year. 2021: 0; 2022: 4; 2023: 0; 2024: 1; 2025: 0; 2026: 0.012342021: 0 added20212022: 4 added420222023: 0 added20232024: 1 added120242025: 0 added20252026: 0 added (year to date)2026
Mozilla Firefox KEV additions by year
YearAdded
20210
20224
20230
20241
20250
20260

WWeaknesses

CWEs in Mozilla Firefox KEV entries
CWEEntriesShare
CWE-416 Use after free360%
CWE-200 Information exposure120%
CWE-119 Memory buffer bounds error120%

EAll entries

Mozilla Firefox entries in CISA KEV
CVEVulnerabilityAddedDueRansomwareCWE
CVE-2024-9680Mozilla Firefox Use-After-Free VulnerabilityKnownCWE-416
CVE-2015-4495Mozilla Firefox Security Feature Bypass VulnerabilityUnknownCWE-200
CVE-2022-26486Mozilla Firefox Use-After-Free VulnerabilityUnknownCWE-416
CVE-2022-26485Mozilla Firefox Use-After-Free VulnerabilityUnknownCWE-416
CVE-2013-1675Mozilla Firefox Information Disclosure VulnerabilityUnknownCWE-119

Cite this

CISA's KEV catalog lists 5 vulnerabilities in Mozilla Firefox. Source: KEV Now analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.10.30 (released 2026-10-30). https://kevnow.com/products/mozilla-firefox/

Source: CISA KEV catalog v2026.10.30, released 2026-10-30. Windows end 2026-10-30.

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