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Vulnerability record · CVE-2026-16605 · published 5 August 2026

CVE-2026-16605: Missing authorization vulnerability

The MultiVendorX WordPress plugin before 5.0.11 does not verify that the store targeted through its REST API belongs to the requesting vendor, allowing an authenticated vendor (Store Owner and above) to view, take over, permanently delete, or modify any other vendor's store on the marketplace.

7.2 CVSS 3.1 High EPSS 0.46% · top 62.5% CWE-862 · Missing authorization Deferred
7.2CVSS 3.1 base score
0.46%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
26 Aug 2026Last modified by NVD

Description

The MultiVendorX WordPress plugin before 5.0.11 does not verify that the store targeted through its REST API belongs to the requesting vendor, allowing an authenticated vendor (Store Owner and above) to view, take over, permanently delete, or modify any other vendor's store on the marketplace.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://wpscan.com/vulnerability/e31c9bf0-7340-4bd7-ad6e-6ad01737654a/

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Source: NIST National Vulnerability Database (record CVE-2026-16605), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.