CVE-2026-5781 | BDVDB-2026-329342 Detail

MphRxMinerva

Description#

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.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-285 Improper Authorization

References#

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

Exploit#

No public exploit known

History#

Version 12026-04-28Record published in the CVE List.

Published

Published: 2026-04-28
Last modified: 2026-04-28

Vendor information

Vendor: MphRx
Product: Minerva

All MphRx vulnerabilities

Score

8.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 14.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
3.6.0
Fixed
Not stated

Scoring System

CVSS v4.0

8.5 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	Low
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	None
Vulnerable System Availability	None
Subsequent System Confidentiality	High
Subsequent System Integrity	High
Subsequent System Availability	High

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).