The 'Heart of Asia' conference will be held from December 8, where representatives from Azerbaijan, China, Iran, Kazakhstan, Kyrgyzstan, Russia, Saudi Arabia, Tajikistan, Turkey, Turkmenistan and the UAE are expected to attend.
Pakistan has also sent an invitation to Swaraj.
Swaraj may travel to Pakistan for the multilateral meeting, a move that could break the impasse in Indo-Pak ties.
However, when asked about her visit to Pakistan, Swaraj earlier this week said, "It is not final so far".
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"Issues of regional and national security were discussed during the meeting," according to an official statement.
Earlier, National Security Advisor Janjua called on Prime Minister Sharif at his house and briefed him about the preparations for the conference.
Afghan President Ashraf Ghani is expected to visit Pakistan to jointly inaugurate the conference with Sharif.