CVE-2023-43793 Misskey allows users to bypass authentication of Bull dashboard
Attackers can bypass authentication to access the Bull job queue dashboard by modifying the URL, exposing internal management features.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-43793?
CVE-2023-43793 is a high-severity authentication bypass vulnerability in misskey-dev misskey, published on 4 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Misskey is an open source, decentralized social media platform. Prior to version 2023.9.0, by editing the URL, a user can bypass the authentication of the Bull dashboard, which is the job queue management UI, and access it. Version 2023.9.0 contains a fix. There are no known workarounds.
Weakness: CWE-287
Which versions are affected by CVE-2023-43793?
It affects 1 product.
Products include Misskey Misskey.
How do I fix CVE-2023-43793?
No fix has been published for CVE-2023-43793 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2023-43793 being exploited?
There is no known exploitation of CVE-2023-43793 in the wild and no public exploit code.
Other vulnerabilities in misskey-dev misskey
- CVE-2025-25306 Misskey's Incomplete Patch of CVE-2024-52591 Leads to Forgery of Federated Notes
- CVE-2023-49079 Misskey's missing signature validation allows arbitrary users to impersonate any remote user.
- CVE-2026-28431 Misskey lacks proper authorization checks and input validation
- CVE-2023-52139 Misskey vulnerable to improper authorization when accessing with third-party application
- CVE-2024-52590 Missing validation allows spoofed profiles in Misskey