Security Advisory
F5 May 2026 Quarterly Security Notification
A detailed security advisory from Tailwind Resource Group on F5's May 2026 QSN — nineteen High-severity CVEs across BIG-IP, BIG-IQ, BIG-IP Next, and the NGINX portfolio, with six no-fix-available NGINX products at publication.
-
Tailwind Triage Matrix
All nineteen Highs sequenced by exposure and patch availability, with the three-option decision tree for the no-fix NGINX cluster around CVE-2026-42945.
-
Data-Plane TMM Bundling
Why the eleven 7.5 v3.1 / 8.7 v4.0 CVEs should ship as a single hotfix change, and the Appliance-mode posture re-examination CVE-2026-41225 forces.
-
Expert Analysis
Complete CVE appendix with clickable F5 KB links, the v3.1-to-v4.0 score-lift triage anchor, and the Q1–Q2 2026 disclosure cadence in context of the October 2025 F5 incident and CISA ED 26-01.
TAILWIND
Resource Group
Security Advisory
F5 May 2026 Quarterly Security Notification
Triage Matrix
Tailwind Resource Group · May 2026
Get the Full Advisory
Sign up to receive the full PDF report.
Request received
We'll review your request and email the advisory to you shortly.