Home/CVE/Misskey is an open source, decentralized social media platform. Prior to version 2023.9.0, by editing the URL, a user ca
CVE

CVE-2023-43793

Misskey is an open source, decentralized social media platform. Prior to version 2023.9.0, by editing the URL, a user ca

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.

HIGH · CVSS 7.5 EPSS 0.00214
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-287Improper Authentication
▤

Affected Products & Versions

1
misskey< 2023.9.0
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Oct 2023 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/misskey-dev/misskey/commit/c9aeccb2ab260ceedc126e6e366da8cd13ece4b2Patch
https://github.com/misskey-dev/misskey/security/advisories/GHSA-9fj2-gjcf-cqqcVendor Advisory
https://github.com/nexryai/nexkey/security/advisories/GHSA-g8w5-568f-ffwfNot Applicable
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