Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wl/STM32WLE5_CM4/EXTI/PR2#0x0
pending register
Configurable event inputs 33 Pending bit.
Configurable event inputs 45 Pending bit.
https://github.com/modm-io/cmsis-svd-stm32