Truecaller : Lack of URL Validation in avatarUrl at /v4/profile

The endpoint "profile4-noneu.truecaller.com/v4/profile" was found to have a lack of URL validation in the "avatarUrl" parameter. The validation only checked if the URL started with "https" and contained the string "images-noneu.truecallerstatic.com", allowing attackers to craft fake URLs by addin...

Improper Input Validation

Description At the team updatehttps://ripob47346.getoutline.com/api/team.update and user updatehttps://ripob47346.getoutline.com/api/users.update functions, avatarUrl was not verified as a correct url. The user can enter arbitrary values. Proof of Concept /api/team.update /api/users.update Result...