CVE-2025-54858When 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, undisclose…
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It affects f5 big-ip_advanced_web_application_firewall and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
f5 big-ip_advanced_web_application_firewall 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 | NVD |
f5 big-ip_application_security_manager f5:big-ip_application_security_manager | 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 | NVD |
References
- https://my.f5.com/manage/s/article/K000156621vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.