What’s Vulnerable › Vulnerabilities
CVE-2025-54858: BIG-IP Advanced WAF and ASM vulnerability
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-15 · updated 2026-10-08
- Weakness: CWE-674
Description
When a BIG-IP Advanced WAF or BIG-IP ASM Security Policy is configured with a JSON content profile that has a malformed JSON schema, and the security policy is applied to a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
- F5 Big-Ip Advanced Web Application Firewall: from 15.1.0 before 15.1.10.8; from 16.1.0 before 16.1.6.1; from 17.1.0 before 17.1.3; from 17.5.0 before 17.5.1.3 — fixed in 15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3
- BIG-IP ASM: from 15.1.0 before 15.1.10.8; from 16.1.0 before 16.1.6.1; from 17.1.0 before 17.1.3; from 17.5.0 before 17.5.1.3 — fixed in 15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3
How to fix
Upgrade to a fixed version: F5 Big-Ip Advanced Web Application Firewall 15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3; BIG-IP ASM 15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3. Check the vendor advisory for mitigations.
References
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