Khloe Kardashian, Lamar Odom Cheating Scandal? Another Alleged Mistress Details Affair With NBA Star

The marriage of Khloe Kardashian and Lamar Odom is being rocked by another allegation of cheating according to the new issue of Star.

Polina Polonsky told the magazine that she had a six week affair with the althelte this summer. The 33-year-old took a lie dector test and passed to prove her allegations that she met Odom on June 2 at L.A.'s Roosevelt Hotel . Polonsky alleged that the NBA stat was living at the hotel as his marriage to Kardashian had imploded.

"I was under the impression that he had left Khloe, and that's why he was living at the Roosevelt," she said. "He acted completely available and we definitely had a mutual attraction."

Polonsky said she and Odom shared their first kiss on June 9. By June 13, they began a sexual relationship at her apartment.

"After we had sex, Lamar stayed the night with me," she said. "The next day we went back to the Roosevelt. I stayed there with him for the next couple of nights."

Kardashian and her mother Kris Jenner soon became aware of Odom's infidelity. The two women allegedly tracked down Odom at his hotel and Kardashian kicked in the door. Polonsky then claimed that Odom came to stay with her following the altercation with his wife on June 22 and stayed there until July 8. Once more, Kardashian allegedly found out her husband's whereabouts.

"I couldn't believe they found where I lived and came to my apartment!" she said. "They were knocking on the door, but Lamar refused to answer ..."