CVE-2025-47148

BIG-IP APM and SSL Orchestrator vulnerability

State: Published
Severity: 7.1 High
Published: Oct 15, 2025
Updated: Feb 26, 2026
Reserved: Oct 3, 2025

Description

When the BIG-IP system is configured as both a Security Assertion Markup Language (SAML) service provider (SP) and Identity Provider (IdP), with single logout (SLO) enabled on an access policy, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L	f5
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	f5

Weaknesses

CWE-404 Improper Resource Shutdown or Release

Affected Products

Product	Versions
BIG-IPF5	17.5.0 to before 17.5.1Affected 17.1.0 to before 17.1.3Affected 16.1.0 to before 16.1.6.1Affected 15.1.0 to before 15.1.10.8Affected

References

https://my.f5.com/manage/s/article/K000148816vendor-advisory

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