F5
CVEs currently on EVULNABLE's Priority Feed for F5, and this vendor's own CISA KEV history.
CISA KEV additions over time
Weekly additions to the KEV catalog, last 26 weeks. Ransomware-linked additions are the base of each bar. Ransomware-linked as currently marked by CISA; recent weeks can rise as CISA updates entries.
20 Apr – 12 Oct; busiest week: 1 added.
- Not ransomware-linked
- Ransomware-linked
- This week (so far)
| Week of | Added to KEV | Ransomware-linked |
|---|---|---|
| 2026-04-20 | 0 | 0 |
| 2026-04-27 | 0 | 0 |
| 2026-05-04 | 0 | 0 |
| 2026-05-11 | 0 | 0 |
| 2026-05-18 | 0 | 0 |
| 2026-05-25 | 0 | 0 |
| 2026-06-01 | 0 | 0 |
| 2026-06-08 | 0 | 0 |
| 2026-06-15 | 0 | 0 |
| 2026-06-22 | 0 | 0 |
| 2026-06-29 | 0 | 0 |
| 2026-07-06 | 0 | 0 |
| 2026-07-13 | 0 | 0 |
| 2026-07-20 | 0 | 0 |
| 2026-07-27 | 0 | 0 |
| 2026-08-03 | 0 | 0 |
| 2026-08-10 | 0 | 0 |
| 2026-08-17 | 0 | 0 |
| 2026-08-24 | 0 | 0 |
| 2026-08-31 | 0 | 0 |
| 2026-09-07 | 0 | 0 |
| 2026-09-14 | 0 | 0 |
| 2026-09-21 | 1 | 0 |
| 2026-09-28 | 0 | 0 |
| 2026-10-05 | 0 | 0 |
| 2026-10-12 (so far) | 0 | 0 |
In EVULNABLE's ranked feed
Showing all 8 F5 CVEs in EVULNABLE's ranked feed.
#1 94 Immediate CVE-2020-5902 ExigentKEV since 2021 · listed over a yearRansomwareCISA KEV F5 — F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability KEV + ransomware, EPSS 99.9%
EVRS 94/100 · EVRS priority: Immediate · Exigent, a flag within Immediate. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and associated with known ransomware campaigns.
#2 94 Immediate CVE-2022-1388 ExigentKEV since 2022 · listed over a yearRansomwareCISA KEV F5 — F5 BIG-IP Missing Authentication Vulnerability KEV + ransomware, EPSS 99.9%
EVRS 94/100 · EVRS priority: Immediate · Exigent, a flag within Immediate. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and associated with known ransomware campaigns.
#3 94 Immediate CVE-2021-22986 ExigentKEV since 2021 · listed over a yearRansomwareCISA KEV F5 — F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability KEV + ransomware, EPSS 99.9%
EVRS 94/100 · EVRS priority: Immediate · Exigent, a flag within Immediate. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and associated with known ransomware campaigns.
#4 93 Immediate CVE-2023-46747 ExigentKEV since 2023 · listed over a yearRansomwareCISA KEV F5 — F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability KEV + ransomware, EPSS 96.5%
EVRS 93/100 · EVRS priority: Immediate · Exigent, a flag within Immediate. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and associated with known ransomware campaigns.
#5 77 Urgent CVE-2021-22991 KEV since 2022 · listed over a yearCISA KEV F5 — F5 BIG-IP Traffic Management Microkernel Buffer Overflow KEV, EPSS 61.1%
EVRS 77/100 · EVRS priority: Urgent. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and an EPSS probability of 0.611.
#6 75 Urgent CVE-2023-46748 KEV since 2023 · listed over a yearCISA KEV F5 — F5 BIG-IP Configuration Utility SQL Injection Vulnerability KEV, EPSS 4.5%
EVRS 75/100 · EVRS priority: Urgent. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and an EPSS probability of 0.045.
#7 75 Urgent CVE-2025-53521 CISA federal deadline · Overdue by 7 monthsCISA KEV F5 — F5 BIG-IP Stack-Based Buffer Overflow Vulnerability KEV, EPSS 2.3%
EVRS 75/100 · EVRS priority: Urgent. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and an EPSS probability of 0.023.
#8 75 Urgent CVE-2026-94127 CISA federal deadline · Overdue by 22 daysCISA KEV F5 — F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability KEV, EPSS 2.2%, added to KEV within the last 30 days
EVRS 75/100 · EVRS priority: Urgent. CVSS severity and EPSS are separate measurements, shown below.
Why it matters: Listed in the CISA KEV catalog, and an EPSS probability of 0.022.