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Secure Remote Access / VPN · head-to-head

F5 vs Fortinet

SSL/IPsec VPN gateways and ZTNA appliances. Counts are scoped to this segment and the selected published-date window. F5 carries 1.2× the disclosed CVE volume of Fortinet. Volume reflects disclosure practice and install base as much as code quality — read it with the severity mix. Sourced from the NIST NVD; lower counts indicate a smaller disclosed vulnerability surface — not necessarily lower risk.

01

Disclosure record

Bars are normalized per row to the larger value; the leading count is emphasized.

Metric comparison: F5 versus Fortinet. Each row gives the metric, F5’s count on the left and Fortinet’s count on the right.
F5MetricFortinet
307Total CVEs252
8Critical16
193High82
99Medium122
7Low32
285Open in latest121
02

Risk profile

Each severity band as a share of the vendor's own total — strips out raw volume so the profiles compare directly.

F5

2.6% critical
Critical
82.6%
High
19362.9%
Medium
9932.2%
Low
72.3%

Fortinet

6.3% critical
Critical
166.3%
High
8232.5%
Medium
12248.4%
Low
3212.7%
03

Recent activity

Latest in-window disclosures per vendor, newest first. Each ID links to its NVD record.

F5

Recent CVEs affecting F5
CVESeverityCVSSPublished
CVE-2026-42937(opens NVD record)Medium
6.5
May 13, 2026
CVE-2026-42930(opens NVD record)High
8.7
May 13, 2026
CVE-2026-42924(opens NVD record)High
8.7
May 13, 2026
CVE-2026-42920(opens NVD record)High
7.5
May 13, 2026
CVE-2026-42919(opens NVD record)Medium
6.7
May 13, 2026
CVE-2026-42781(opens NVD record)Medium
6.5
May 13, 2026

Fortinet

Recent CVEs affecting Fortinet
CVESeverityCVSSPublished
CVE-2025-67862(opens NVD record)Medium
6.7
Jun 9, 2026
CVE-2026-44278(opens NVD record)Low
2.3
May 12, 2026
CVE-2025-53844(opens NVD record)High
8.8
May 12, 2026
CVE-2025-61624(opens NVD record)Medium
6.0
Apr 14, 2026
CVE-2025-53847(opens NVD record)Medium
6.5
Apr 14, 2026
CVE-2026-24018(opens NVD record)High
7.8
Mar 10, 2026

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