CVE-2025-54858

High

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductF5 Big-ip Advanced Web Application Firewall
PublishedOct 15, 2025
First seenOct 15, 2025
Weakness typeCWE-674CWE-674

How to fix

Update
  • f5 big-ip_advanced_web_application_firewall15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3 or later
  • f5 big-ip_application_security_manager15.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3 or later

Affected products

ProductAffected versionsFixed in
f5 big-ip_advanced_web_application_firewall15.1.0 ≤ v < 15.1.10.8, 16.1.0 ≤ v < 16.1.6.1, 17.1.0 ≤ v < 17.1.3, 17.5.0 ≤ v < 17.5.1.315.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3
f5 big-ip_application_security_manager15.1.0 ≤ v < 15.1.10.8, 16.1.0 ≤ v < 16.1.6.1, 17.1.0 ≤ v < 17.1.3, 17.5.0 ≤ v < 17.5.1.315.1.10.8, 16.1.6.1, 17.1.3, 17.5.1.3

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