Lark Technologies · Report #946323

[IDOR] Modify other team's reminders via reminderId parameter

Validstatus

mediumseverity

40upvotes

13 Jan 2022disclosed

Summary

An IDOR (Insecure Direct Object Reference) vulnerability was found in Larksuite reminders, allowing an attacker to modify any other user's reminder in the POST request via "reminderId" parameter. We thank imran_nisar for reporting this vulnerability and confirming its resolution.

How it was found

The write-up for this report has not been downloaded yet, or the program disclosed it without one. Read it on HackerOne.

This report was disclosed publicly on HackerOne and belongs to its author and the program. See the original