Pada laga semifinal, Malaysia bakal berjumpa juara bertahan ajang ini, yaitu Vietnam.
Klasemen Top Skor Piala AFF U-23 2023 per Rabu (23/8/2023)
2 Gol
- Sor Rotana (Kamboja)
- Ramadhan Sananta (Indonesia)
- Fergus Tierney (Malaysia)
- Alif Ikmalrizal (Malaysia)
1 Gol
- Wafiq Danish Hasimulabdillah (Brunei Darussalam)
- Meas Chanrith (Kamboja)
- Kong Lyhour (Kamboja)
- Ean Pisey (Kamboja)
- Souphan Khambaion (Laos)
- Khamsa Phimmasone (Laos)
- Thipphachan Khambaione (Laos)
- Aliff Izwan Yuslan (Malaysia)
- Khun Kyaw Zin Hein (Myanmar)
- Chit Aye (Myanmar)
- Moe Swe (Myanmar)
- Naung Naung Soe (Myanmar)
- Swan Htet (Myanmar)
- Dennis Chung (Filipina)
- Selwyn Mamon (Filipina)
- Bùi Vĩ Hào (Vietnam)
- Đinh Xuân Tiến (Vietnam)
- Nguyễn Minh Quang (Vietnam)
- Võ Hoàng Minh Khoa (Vietnam)
- Nguyen Huu Tuan (Vietnam)
- Chukid Wanpraphao (Thailand)
- Phodchara Chainarong (Thailand)
- Yotsakorn Burapha (Thailand)
- Chiraphong Raksongkham (Thailand)
- Pattara Soimalai (Thailand)
- Varintorn Watcharaprinpgam (Thailand)
- Netithorn Kaewcharoen (Thailand)
- Olagar Xavier (Timor Leste)