CVE-2026-6634 | usememos up to 0.22.1 UpdateInstanceSetting src/App.tsx memos_access_token additionalStyle/additionalScript improper authorization

A vulnerability was found in usememos memos up to 0.22.1. It has been rated as critical. This affects the function memos_access_token of the file src/App.tsx of the component UpdateInstanceSetting. This manipulation of the argument additionalStyle/additionalScript causes improper authorization.

This vulnerability is tracked as CVE-2026-6634. The attack is possible to be carried out remotely. Moreover, an exploit is present.

The vendor was contacted early about this disclosure but did not respond in any way.VulDB Recent EntriesRead More