CVE-2026-5781 PUBLISHED

Multiple vulnerabilities in MphRx's Minerva

Assigner: INCIBE
Reserved: 08.04.2026 Published: 28.04.2026 Updated: 28.04.2026

An authorization vulnerability in MphRx's Minerva V3.6.0, specifically in the '/minerva/moUser/update' endpoint, could allow an authenticated user with user modification privileges to escalate their privileges by sending an HTTP request with a manipulated 'identifier' field. Successful exploitation of this vulnerability could allow an authenticated user to obtain administrator privileges. It is not possible to escalate privileges through the graphical user interface.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H
CVSS Score: 8.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	None	Integrity	High
Attack Requirements	None	Availability	None	Availability	High
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	MphRx
Product	Minerva
Versions	Default: unaffected Version 3.6.0 is affected

Solutions

No solution has been reported yet.

Credits

Alejandro Rivera León finder

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-mphrxs-minerva

Problem Types

CWE-285 Improper Authorization CWE