Product / F5
F5 BIG-IP in CISA KEV
Answer CISA's KEV catalog lists 3 vulnerabilities in F5 BIG-IP as of catalog 2026.09.23, 37.5% of F5's 8 entries. First added 2021-11-03, latest 2026-03-27; 2 ransomware-linked.
- KEV entries
- 3
- Ransomware: known
- 266.7%
- First added
- 2021-11-03
- Latest added
- 2026-03-27
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions by year
| Year | Added |
|---|---|
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 | 1 |
WWeaknesses
| CWE | Entries | Share |
|---|---|---|
| CWE-121 Stack-based buffer overflow | 1 | 33.3% |
| CWE-306 Missing authentication | 1 | 33.3% |
| CWE-22 Path traversal | 1 | 33.3% |
EAll entries
| CVE | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|
| CVE-2025-53521 | F5 BIG-IP Stack-Based Buffer Overflow Vulnerability | Unknown | CWE-121 | ||
| CVE-2022-1388 | F5 BIG-IP Missing Authentication Vulnerability | Known | CWE-306 | ||
| CVE-2020-5902 | F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability | Known | CWE-22 |
Cite this
CISA's KEV catalog lists 3 vulnerabilities in F5 BIG-IP. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/products/f5-big-ip/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.