Firefox
- Known vulnerabilities
- 4
- Still open
- 0
- KEV open
- 0
- Max CVSS score
- 6.5
Cumulative exposure
Low
Aggregates open CVEs (40%) + KEV (30%) + critical shared permissions (15%) + trackers (10%) + OS EOL (5%). Higher score = more exposed.
-
Open CVEs +0/+50
0 open CVEs, max CVSS 0.0, EPSS 0%
-
Active KEVs +0/+35
0 CISA KEVs still open
-
Permissions +0/+10
0 critical shared permission(s)
-
Trackers +0/+8
0 identification/profiling tracker(s)
-
EOL OS +0/+5
Installed OS is end-of-life
Known vulnerabilities (CVE)
Test a different version
| CVE |
|---|
|
CVE-2026-9309
Fixed
MEDIUM 5.4
Network Fixed in: 151.2
|
|
CVE-2026-9308
Fixed
MEDIUM 5.4
Network Fixed in: 151.2
|
|
CVE-2026-9078
Fixed
LOW 5.4
Network Fixed in: 151.1
|
|
CVE-2026-8706
Fixed
HIGH 6.5
Adjacent network Fixed in: 151.0
|
Privacy Score
Respectful
Composite: 40% critical shared + 30% high shared + 20% high collected + 10% sensitive density.
-
Critical shared 0/-40
0 critical shared
-
High shared 0/-30
0 high + 0 medium shared
-
High collected 0/-20
0 high + 1 medium collected
1 moderate : Contact Info
-
Sensitive density 0/-10
0% sensitive
Context
Context
Description
The internet. As it should be. Firefox is a fast, private web browser designed to protect you by default. Privacy is built in from the start, so you can focus on what matters instead of worrying about who’s watching. Why people choose Firefox: • Enhanced Tracking Protection – Blocks trackers by default to help stop companies from following you across the web. • Private browsing mode – Browse without saving your history, searches, or cookies. • Page summaries – Get the key points from long pages and move on faster. • Built-in password manager – Generate strong passwords, save them securely, and autofill logins when you need them. • Flexible search options – Choose your default search engine or switch search engines right from the search bar. • Reader Mode – Remove ads and clutter from articles so you can focus on what you’re reading. • Sync across devices – Pick up where you left off with synced tabs, bookmarks, and passwords when you sign in to your Mozilla account. Private by default Firefox is designed with privacy built in from the moment you start browsing. Enhanced Tracking Protection automatically blocks common background trackers, including social media trackers, crypto …
Data collected and shared
Source: App Store · App Privacy · 4 data item(s) declared
Indicative classification based on data sensitivity. "Shared" = transmitted to third parties (publisher-declared).
FAQ
FAQ: Firefox
Does Firefox have known security vulnerabilities?
Firefox (org.mozilla.ios.Firefox) on iOS has 4 CVE referenced in NVD, 0 still open on the current version and 0 listed in the CISA KEV catalog. Absence of a CVE is not a security guarantee.
Is the current version of Firefox affected by any open CVE?
Version 151.2 of Firefox on iOS has no open CVE referenced in NVD. Absence of a CVE is not a security guarantee.
Is Firefox affected by an actively exploited vulnerability (CISA KEV)?
No CVE affecting Firefox (org.mozilla.ios.Firefox) is currently in the CISA KEV catalog.
What is the latest known version of Firefox?
The most recent version of Firefox (org.mozilla.ios.Firefox) tracked by Appaloosa Scout is 151.2, published by Mozilla Corporation.