{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5781", "assignerOrgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516", "state": "PUBLISHED", "assignerShortName": "INCIBE", "dateReserved": "2026-04-08T08:32:51.109Z", "datePublished": "2026-04-28T11:44:26.342Z", "dateUpdated": "2026-04-28T13:40:55.237Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516", "shortName": "INCIBE", "dateUpdated": "2026-04-28T11:44:26.342Z"}, "title": "Multiple vulnerabilities in MphRx's Minerva", "datePublic": "2026-04-28T11:36:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-285", "description": "CWE-285 Improper Authorization", "type": "CWE"}]}], "affected": [{"vendor": "MphRx", "product": "Minerva", "versions": [{"status": "affected", "version": "3.6.0"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "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."}]}], "references": [{"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-mphrxs-minerva"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.5, "vectorString": "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"}}], "solutions": [{"lang": "en", "value": "No solution has been reported yet.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "No solution has been reported yet."}]}], "credits": [{"lang": "en", "value": "Alejandro Rivera Le\u00f3n", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-28T13:40:46.703515Z", "id": "CVE-2026-5781", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-28T13:40:55.237Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-5781", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-28T13:40:46.703515Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-28T13:40:51.037Z"}}], "cna": {"title": "Multiple vulnerabilities in MphRx's Minerva", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Alejandro Rivera Le\u00f3n"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.5, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "MphRx", "product": "Minerva", "versions": [{"status": "affected", "version": "3.6.0"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "No solution has been reported yet.", "supportingMedia": [{"type": "text/html", "value": "No solution has been reported yet.", "base64": false}]}], "datePublic": "2026-04-28T11:36:00.000Z", "references": [{"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-mphrxs-minerva"}], "x_generator": {"engine": "Vulnogram 1.0.2"}, "descriptions": [{"lang": "en", "value": "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.", "supportingMedia": [{"type": "text/html", "value": "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.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-285", "description": "CWE-285 Improper Authorization"}]}], "providerMetadata": {"orgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516", "shortName": "INCIBE", "dateUpdated": "2026-04-28T11:44:26.342Z"}}}, "cveMetadata": {"cveId": "CVE-2026-5781", "state": "PUBLISHED", "dateUpdated": "2026-04-28T13:40:55.237Z", "dateReserved": "2026-04-08T08:32:51.109Z", "assignerOrgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516", "datePublished": "2026-04-28T11:44:26.342Z", "assignerShortName": "INCIBE"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2026-5781", "lastModified": "2026-04-28T20:23:20.703", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cve-coordination@incibe.es", "type": "Secondary"}]}, "published": "2026-04-28T13:19:22.717", "references": [{"source": "cve-coordination@incibe.es", "url": "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-mphrxs-minerva"}], "sourceIdentifier": "cve-coordination@incibe.es", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "cve-coordination@incibe.es", "type": "Primary"}]}

{}

{"analysis": {"en": {"generated_at": "2026-04-28T19:21:23.490191+00:00", "value": {"mitigation_remediation": ["Deploy a temporary access control rule that blocks or requires administrative credentials for calls to the \"/minerva/moUser/update\" endpoint.", "Implement request validation that rejects HTTP payloads where the 'identifier' field is altered for non\u2011administrator accounts.", "Continuously monitor application logs for unexpected changes to the 'identifier' field and audit user activities that modify user data.", "Apply an official vendor patch or upgrade to a fixed version when MphRx releases one."], "summary": {"action": "Assess Impact", "impact": "Privilege Escalation"}, "threat_synthesis": {"affected_systems": "The vulnerability affects systems running MphRx's Minerva product, specifically the 3.6.0 release as documented by the CNA. No other versions or variants were mentioned in the advisory, and the vendor has not yet issued an updated release.", "description_and_impact": "An authorization flaw exists in the \"/minerva/moUser/update\" endpoint of MphRx's Minerva version 3.6.0. An authenticated user who already has rights to modify user data can craft an HTTP request that changes the 'identifier' field, causing the system to elevate that user to an administrator. The flaw, categorized as CWE\u2011285, allows a user to gain full administrative control without using the graphical interface.", "risk_and_exploitability": "The CVSS score of 8.5 indicates high severity, but the EPSS score is not available; it also has not been listed in the CISA KEV catalog. Exploitation requires an authenticated session with user\u2011modification privileges and the ability to send a specially crafted HTTP request. Since the attack vector involves direct HTTP calls to the vulnerable endpoint, no UI interaction is needed. The absence of listed exploits suggests that active exploitation may be limited, yet the high CVSS reflects the potential for privilege escalation should an attacker discover or weaponize this flaw."}}}}, "created": "2026-04-28T19:30:27.376993+00:00", "updated": "2026-04-28T19:30:27.377006+00:00", "vendors": []}