Limiting access to photos means “protecting yourself from accidentally uploading multiple pictures you do not intend, & ensuring that the app can’t access more than you want, either by accident or malicious intent,” EFF’s @Thorin told HuffPost. https://www.huffpost.com/entry/phone-camera-roll-why-full-access-bad_l_6998bfaae4b041f92b43a760
Experts Say You Should Never Give Apps Full Access To Your Photos — The Reason Why Is Disturbing

Doing this is risky, security experts say.

HuffPost

@eff @Thorin

I find it's better to always share photos from the gallery app, which in itself does not have internet access.