CVE-2026-74926: high-severity vulnerability in MultiVendorX
MultiVendorX 5.0.0 - 5.0.15 - Subscriber+ Arbitrary Store Data and Ownership Overwrite via stores REST Endpoint
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.1epss 0.3%
The MultiVendorX WordPress plugin before 5.0.16 does not verify that a user owns the store they are acting on in one of its REST API routes, allowing any authenticated user, such as a subscriber, to overwrite any store's details and payout settings and to replace the record of who owns it.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Affected products
Unknown · MultiVendorXpublic PoCs found — 1
cve_referencewpscan.com/vulnerability/35ff7d7e-b3fe-4ae2-92cd-a122b8cdd97c/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — MultiVendorX
In the same product, most dangerous first.
CVE-2026-74925HIGHMultiVendorX 5.0.0 - 5.0.15 - Store Owner+ Privilege Escalation to AdministratorEPSS 0.5%CVE-2026-16605HIGHMultiVendorX < 5.0.11 - Store Owner+ Cross-Vendor Store Takeover and Deletion via Missing AuthorizationEPSS 0.5%CVE-2026-74927MEDIUMMultiVendorX 5.0.13 - 5.0.14 - Unauthenticated Vendor PII and Payout Data Disclosure via stores REST EndpointEPSS 0.3%CVE-2026-16746LOWMultiVendorX < 5.0.11 - Store Owner+ Cross-Store Commission Data Disclosure via commissions REST EndpointEPSS 0.3%