CVE-2026-66441 - Vulnerability Details - OpenCVE

Unauthenticated Broken Access Control in MultiVendorX <= 5.0.10 versions.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

MultiVendorX

MultiVendorX

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 5.0.10

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

Update the WordPress MultiVendorX Plugin to the latest available version (at least 5.0.11).

Workaround

No workaround given by the vendor.

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/dc-woocommerce-multi-vendor/vulnerability/wordpress-multivendorx-plugin-5-0-10-broken-access-control-vulnerability?_s_id=cve

History

Thu, 13 Aug 2026 14:00:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated Broken Access Control in MultiVendorX <= 5.0.10 versions.
Title		WordPress MultiVendorX plugin <= 5.0.10 - Broken Access Control vulnerability
Weaknesses		CWE-862
References		https://patchstack.com/database/wordpress/plugin/dc-woocommerce-multi-vendor/vulnerability/wordpress-multivendorx-plugin-5-0-10-broken-access-control-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-08-13T13:36:53.716Z

Updated: 2026-08-13T15:47:56.330Z

Reserved: 2026-07-27T09:00:18.436Z

Link: CVE-2026-66441

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-08-13T14:17:05.503

Modified: 2026-08-13T14:17:05.503

Link: CVE-2026-66441

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-862

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66441", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-07-27T09:00:18.436Z", "datePublished": "2026-08-13T13:36:53.716Z", "dateUpdated": "2026-08-13T15:47:56.330Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-13T13:36:53.716Z"}, "title": "WordPress MultiVendorX plugin <= 5.0.10 - Broken Access Control vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-180", "descriptions": [{"lang": "en", "value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}], "affected": [{"vendor": "MultiVendorX", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "dc-woocommerce-multi-vendor", "product": "MultiVendorX", "versions": [{"lessThanOrEqual": "5.0.10", "status": "affected", "version": "n/a", "versionType": "custom", "changes": [{"at": "5.0.11", "status": "unaffected"}]}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Unauthenticated Broken Access Control in MultiVendorX <= 5.0.10 versions."}], "value": "Unauthenticated Broken Access Control in MultiVendorX <= 5.0.10 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/dc-woocommerce-multi-vendor/vulnerability/wordpress-multivendorx-plugin-5-0-10-broken-access-control-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update the WordPress MultiVendorX Plugin to the latest available version (at least 5.0.11)."}], "value": "Update the WordPress MultiVendorX Plugin to the latest available version (at least 5.0.11)."}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Uma Mo | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-13T14:30:06.951899Z", "id": "CVE-2026-66441", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-08-13T15:47:56.330Z"}}]}}