Exhibit 23
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-50005, 333-89453, 333-48420, 333-135772, 333-151841, 333-158610, 333-191549, 333-212344, 333-224570, 333-237949, 333-257508, 333-263817, 333-273007 and 333-288350) of H.B. Fuller Company of our reports dated January 22, 2026, with respect to the consolidated financial statements of H.B. Fuller Company, and the effectiveness of internal control over financial reporting of H.B. Fuller Company, included in this Annual Report (Form 10-K) for the year ended November 29, 2025.
/s/ Ernst and Young LLP
Minneapolis, Minnesota