CVE-2026-63020
A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages Impact: An attacker may trick authenticated BIG-IP users into accessing malicious links and reflect a spoofed error message in the victim's BIG-IP Configuration utility web browser session. This is a control plane issue; there is no data plane exposure. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
- Score
- CVSS 3.1 3.1 Low
- Status
- Analyzed - f5sirt@f5.com
- Published
- 2026-09-02
- Last modified
- 2026-09-02
- Weaknesses
- CWE-451
Affected products
- Big-ip (F5)
- Big-ip Access Policy Manager (F5)
- Big-ip Advanced Firewall Manager (F5)
- Big-ip Advanced Web Application Firewall (F5)
- Big-ip Analytics (F5)
- Big-ip Application Acceleration Manager (F5)
- Big-ip Application Security Manager (F5)
- Big-ip Application Visibility And Reporting (F5)
- Big-ip Automation Toolchain (F5)
- Big-ip Carrier-grade Nat (F5)
- Big-ip Container Ingress Services (F5)
- Big-ip Ddos Hybrid Defender (F5)
- Big-ip Domain Name System (F5)
- Big-ip Edge Gateway (F5)
- Big-ip Fraud Protection Service (F5)
- Big-ip Global Traffic Manager (F5)
- Big-ip Link Controller (F5)
- Big-ip Local Traffic Manager (F5)
- Big-ip Policy Enforcement Manager (F5)
- Big-ip Ssl Orchestrator (F5)
- Big-ip Webaccelerator (F5)
- Big-ip Websafe (F5)
References
- https://my.f5.com/manage/s/article/K000161728
