Input validation error in Misskey - CVE-2024-52593
Published: December 18, 2024 / Updated: April 28, 2026
Vulnerability identifier: #VU128330
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-52593
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Misskey Development Division
Affected software:
Misskey
Misskey
Detailed vulnerability description
The vulnerability allows a remote attacker to conduct phishing attacks.
The vulnerability exists due to improper input validation in NoteCreateService.insertNote, ApPersonService.createPerson, and ApPersonService.updatePerson when processing origin links. A remote attacker can set a crafted HTTPS URL as the target of origin links to conduct phishing attacks.
User interaction is required to click the spoofed link.
How to mitigate CVE-2024-52593
Install security update from vendor's website.