MphRx Minerva 3.6.0 Graphical User Interface /minerva/moUser/update Identifier improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in MphRx Minerva 3.6.0. The affected element is an unknown function of the file /minerva/moUser/update of the component Graphical User Interface. The manipulation of the argument Identifier results in improper authorization. This vulnerability is known as CVE-2026-5781. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in MphRx Minerva 3.6.0. It has been classified as critical. Affected is some unknown functionality of the file /minerva/moUser/update of the component Graphical User Interface. The manipulation of the argument identifier with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was published by Alejandro Rivera León. The advisory is available at incibe.es. This vulnerability is traded as CVE-2026-5781 since 04/08/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/01/2026). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-26040). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/08/2026 CVE reserved
04/28/2026 +20 days Advisory disclosed
04/28/2026 +0 days VulDB entry created
06/01/2026 +34 days VulDB entry last update

Sourcesinfo

Advisory: incibe.es
Researcher: Alejandro Rivera León
Status: Not defined

CVE: CVE-2026-5781 (🔒)
GCVE (CVE): GCVE-0-2026-5781
GCVE (VulDB): GCVE-100-359970
EUVD: 🔒

Entryinfo

Created: 04/28/2026 15:21
Updated: 06/01/2026 03:37
Changes: 04/28/2026 15:21 (68), 04/28/2026 16:56 (1), 06/01/2026 03:37 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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