Came across this statement of support for CEDAW initiative. No UK.
We, Albania, Andorra, Belgium, Bulgaria, Chile, Croatia, Finland, Honduras, Ireland, Iceland, Republic of Korea, Latvia, Liechtenstein, Luxembourg, Malawi, Morocco, Moldova, Montenegro, Romania, Slovenia, Spain, Sweden, Australia, Canada, Germany, and the Kingdom of the Netherlands, condemn the gross and systematic human rights violations and abuses in Afghanistan, particularly the gender-based discrimination against women and girls.
https://www.dfat.gov.au/news/media-release/launch-initiative-accountability-afghanistans-violations-cedaw-declaration#:~:text=Afghanistan%20is%20responsible%20under%20international,Afghanistan%20is%20a%20State%20Party.
No US either but I don't think they've signed CEDAW.