Exhibit 23.05 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of KANA Software, Inc., previously Kana Communications, Inc., of our report dated February 11, 2000, relating to the financial statements of Servicesoft, Inc. which appears in the Current Report Form 8-K/A of Broadbase Software, Inc. filed on February 8, 2001. We also consent to the reference to us under the heading "Experts" in such Registration Statement. /s/ PricewaterhouseCoopers LLP Boston, Massachusetts February 6, 2002