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TI-2020-18910 Aliases CVE-2020-36741GHSA-4hmj-qm7w-ccv8

MultiVendorX – MultiVendor Marketplace Solution For WooCommerce <= 3.5.7 - Cross-Site Request Forgery Bypass

Priority LOW 20CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

The MultiVendorX plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.5.7. This is due to missing or incorrect nonce validation on the submit_comment() function. This makes it possible for unauthenticated attackers to submit comments via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00384 32nd percentileScored 2026-11-07
Fix Fixed MultiVendorX – WooCommerce Multivendor Marketplace Solutions (wcmp): 3.5.8

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MultiVendorXMultiVendorX – WooCommerce Multivendor Marketplace Solutionsbefore 3.5.83.5.8Patch availableCNA
  • MultiVendorX – WooCommerce Multivendor Marketplace Solutions VendorMultiVendorX Affected before 3.5.8 Fixed in 3.5.8 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:multivendorx:multivendorx:*:*:*:*:*:wordpress:*:*up to 3.5.7VulnerableMultiVendorX
  • cpe:2.3:a:multivendorx:multivendorx:*:*:*:*:*:wordpress:*:* Versions up to 3.5.7 Vulnerable ·MultiVendorX

Remediation

  • Fix · CNA MultiVendorX – WooCommerce Multivendor Marketplace Solutions (wcmp) Fixed in 3.5.8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-36741
  2. 2026-10-03 Alias added: GHSA-4hmj-qm7w-ccv8

References

  • TI-2025-00410 Path traversal in MultiVendorX – WooCommerce Multivendor Marketplace Solutions CVSS 3.1CRITICAL 9.8
  • TI-2024-07685 Missing authorization in MultiVendorX – WooCommerce Multivendor Marketplace Solutions CVSS 3.1CRITICAL 9.8
  • TI-2025-30587 WordPress MultiVendorX plugin <= 4.2.22 - Sensitive Data Exposure Vulnerability CVSS 3.1HIGH 7.5
  • TI-2024-20680 WordPress MultiVendorX Marketplace <= 4.1.3 - Broken Access Control vulnerability CVSS 3.1HIGH 8.8
  • TI-2025-02437 Missing authorization in MultiVendorX – WooCommerce Multivendor Marketplace Solutions CVSS 3.1MEDIUM 6.5
  • TI-2025-30589 WordPress MultiVendorX plugin <= 4.2.22 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 6.5
See all 10 →

Sources