Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-121582
Published:November 03, 2026
Updated:November 04, 2026
A vulnerability has been found in Umami up to 3.4.1. Impacted is an unknown function of the file src/app/api/record/route.ts of the component Record API Endpoint. Such manipulation of the argument Website leads to authorization bypass. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Do you need more information?
Contact Us
CVSS v4
Base Score:
5.5
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
POC
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Exploit Maturity
PROOF-OF-CONCEPT
Weakness Type (CWE)
Authorization Bypass Through User-Controlled Key
Improper Authorization
EPSS
Base Score:
0.38