SD-WAN & SASE · head-to-head
Cisco vs Fortinet
WAN-edge appliances and on-prem single-vendor SASE. Counts are scoped to this segment and the selected published-date window. Fortinet carries 23.0× the disclosed CVE volume of Cisco. 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.
Disclosure record
Bars are normalized per row to the larger value; the leading count is emphasized.
| Cisco | Metric | Fortinet | ||
|---|---|---|---|---|
| 4 | Total CVEs | 92 | ||
| 0 | Critical | 6 | ||
| 2 | High | 23 | ||
| 2 | Medium | 49 | ||
| 0 | Low | 14 | ||
| 23 | Open in latest | 93 |
Risk profile
Each severity band as a share of the vendor's own total — strips out raw volume so the profiles compare directly.
Cisco
0.0% critical- Critical
- 00.0%
- High
- 250.0%
- Medium
- 250.0%
- Low
- 00.0%
Fortinet
6.5% critical- Critical
- 66.5%
- High
- 2325.0%
- Medium
- 4953.3%
- Low
- 1415.2%
Recent activity
Latest in-window disclosures per vendor, newest first. Each ID links to its NVD record.
Cisco
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| CVE-2025-20352(opens NVD record) | High | 7.7 | Sep 24, 2025 |
| CVE-2025-20151(opens NVD record) | Medium | 4.3 | May 7, 2025 |
| CVE-2024-20373(opens NVD record) | Medium | 5.3 | Nov 15, 2024 |
| CVE-2024-20455(opens NVD record) | High | 8.6 | Sep 25, 2024 |
Fortinet
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| CVE-2026-59840(opens NVD record) | Medium | 4.3 | Jul 14, 2026 |
| CVE-2026-59839(opens NVD record) | Medium | 5.5 | Jul 14, 2026 |
| CVE-2026-59837(opens NVD record) | Medium | 6.6 | Jul 14, 2026 |
| CVE-2026-23573(opens NVD record) | Medium | 6.1 | Jul 14, 2026 |
| CVE-2025-62826(opens NVD record) | Low | 3.1 | Jul 14, 2026 |
| CVE-2025-62675(opens NVD record) | Low | 3.4 | Jul 14, 2026 |
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