Zero-Trust / ZTNA · head-to-head
F5 vs Tailscale
Zero-trust network access: VPN-replacement gateways and ZTNA agents (on-prem footprint). Counts are scoped to this segment and the selected published-date window. F5 carries 102.3× the disclosed CVE volume of Tailscale. 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.
| F5 | Metric | Tailscale | ||
|---|---|---|---|---|
| 307 | Total CVEs | 3 | ||
| 8 | Critical | 1 | ||
| 193 | High | 1 | ||
| 99 | Medium | 1 | ||
| 7 | Low | 0 | ||
| 285 | Open in latest | 0 |
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%
Tailscale
33.3% critical- Critical
- 133.3%
- High
- 133.3%
- Medium
- 133.3%
- Low
- 00.0%
Recent activity
Latest in-window disclosures per vendor, newest first. Each ID links to its NVD record.
F5
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| 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 |
Tailscale
| CVE | Severity | CVSS | Published |
|---|---|---|---|
| CVE-2023-28436(opens NVD record) | Medium | 5.7 | Mar 23, 2023 |
| CVE-2022-41925(opens NVD record) | High | 8.8 | Nov 23, 2022 |
| CVE-2022-41924(opens NVD record) | Critical | 9.6 | Nov 23, 2022 |
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