Is F5 BIG-IP safe right now?
No new exploited flaws in the last 30 days, but 1 in the last 90. Make sure those updates are installed.
Exploited in the last 90 days
- BIG-IP APMZero-dayF5 BIG-IP APM Heap-based Buffer Overflow Vulnerability
What to do: Install the vendor's security update. If there isn't one yet, apply the vendor's workaround, or stop using the product until it's fixed. CISA lists this as actively exploited, so treat it as urgent.
Earlier exploited flaws
- F5 BIG-IP Stack-Based Buffer Overflow Vulnerability
- F5 BIG-IP Configuration Utility SQL Injection Vulnerability Zero-day
- F5 BIG-IP Configuration Utility Authentication Bypass Vulnerability Zero-day
- F5 BIG-IP Missing Authentication Vulnerability Zero-day
- F5 BIG-IP Traffic Management Microkernel Buffer Overflow
- F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution Vulnerability
- F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution Vulnerability
By year
| Year | Exploited flaws added | Zero-days |
|---|---|---|
| 2026 (so far) | 2 | 1 |
| 2025 | 0 | 0 |
| 2024 | 0 | 0 |
| 2023 | 2 | 2 |
| 2022 | 2 | 1 |
Questions
Is F5 BIG-IP safe right now?
No new exploited flaws in the last 30 days, but 1 in the last 90. Make sure those updates are installed. Confirm with the vendor's own advisories and install updates as soon as they're available.
How many F5 BIG-IP vulnerabilities have been exploited?
8 flaws are on CISA's list of vulnerabilities known to be exploited in real attacks, 4 of them used by ransomware.
Covers products matching f5, big-ip. Sources: CISA's Known Exploited Vulnerabilities catalog and the vendors' own advisories. Updated every hour. General information only; confirm details with the vendor.