Unrated severityNVD Advisory· Published Oct 15, 2025· Updated Feb 26, 2026

BIG-IP MPTCP vulnerability

CVE-2025-48008

Description

When a TCP profile with Multipath TCP (MPTCP) enabled is configured on a virtual server, undisclosed traffic along with conditions beyond the attacker's control can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products

F5, Inc./Big IPcpe-rescue
Range: 17.1.0
F5/BIG-IP Next CNFv5
Range: 1.1.0
F5, Inc./Big IP Spkcpe-rescue
Range: 1.7.0

Patches

Vulnerability mechanics

References

my.f5.com/manage/s/article/K000150614mitrevendor-advisory

News mentions

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