A report from the Second Army Area said Cambodian troops opened fire on Thai soldiers at Huai Tamalia in Si Sa Ket province at 6.50am on Monday (December 8).
Thai forces responded in line with international rules of engagement, and exchanges of fire were still underway in the area.
The Second Army Area said it would stand firm in defending Thailand’s sovereignty against any aggression.
According to the report, the latest incidents unfolded in the early hours as follows: