CA Gov't Code Section 1092.5

Notwithstanding Section 1092, no lease or purchase of, or encumbrance on, real property may be avoided, under the terms of Section 1092, in derogation of the interest of a good faith lessee, purchaser, or encumbrancer where the lessee, purchaser, or encumbrancer paid value and acquired the interest without actual knowledge of a violation of any of the provisions of Section 1090.