CVE-2026-81428— WC Vendors < 2.7.2.1 - Vendor+ Cross-Vendor Product and Arbitrary Post Modification via IDOR
Quick assessment
Affected
Unknown WC Vendors
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
WC Vendors WordPress 插件在 2.7.2.1 版本之前，在保存产品变体（product variations）时未验证用户提供的 ID 的所有权或对象类型，导致拥有供应商（vendor）角色的已认证用户能够修改属于其他供应商的产品变体，并能够修改任意文章（posts）的状态和标题，从而产生 IDOR（不安全的直接对象引用）漏洞。
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I. Basic Information for CVE-2026-81428
Vulnerability Information
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Vulnerability Title
WC Vendors < 2.7.2.1 - Vendor+ Cross-Vendor Product and Arbitrary Post Modification via IDOR
Source: CVE Program / CVE List V5
Vulnerability Description
The WC Vendors WordPress plugin before 2.7.2.1 does not verify ownership or the object type of user-supplied IDs when saving product variations, allowing authenticated users with the vendor role to modify product variations belonging to other vendors, and to change the status and title of arbitrary posts, via IDOR.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | WC Vendors | 0 ~ 2.7.2.1 | - |
|
II. Public POCs for CVE-2026-81428
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-81428 (1)
-
🔗 WC Vendors < 2.7.2.1 – Vendor+ Cross-Vendor Product and Arbitrary Post Modification via IDOR | CVE 2026-81428 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-02 · 41 CVEs total
| CVE-2026-19453 | JetBackup 3.1.7.9 - 3.1.23.3 - Subscriber+ Privilege Escalation via Restore Admin User Sel | |
| CVE-2026-77783 | Rank Math SEO < 1.0.277 - Unauthenticated Non-Public Post Schema and Content Disclosure | |
| CVE-2026-77785 | Rank Math SEO < 1.0.277 - Author+ Non-Public Post Content Disclosure via Abilities API | |
| CVE-2026-77764 | GamiPress < 7.9.9.6 - Subscriber+ Arbitrary User Points and Achievement Award via Watch-Vi | |
| CVE-2026-77782 | Rank Math SEO < 1.0.277.1 - Unauthenticated Password-Protected Post Content Disclosure via | |
| CVE-2026-74927 | MultiVendorX 5.0.13 - 5.0.14 - Unauthenticated Vendor PII and Payout Data Disclosure via s | |
| CVE-2026-19116 | WP User Frontend < 4.3.11 - Subscriber+ PHP Object Injection via Frontend Post Edit Form | |
| CVE-2026-19251 | Ultimate Member < 2.13.0 - Unauthenticated Unapproved Comment Disclosure via Profile Activ | |
| CVE-2026-19704 | Comments – wpDiscuz < 7.6.66 - Unauthenticated Comment Disclosure via SQLi | |
| CVE-2026-19719 | Social Media Share Buttons & Social Sharing Icons < 3.0.1 - Contributor+ Stored XSS via Po | |
| CVE-2026-77784 | Rank Math SEO < 1.0.277 - Author+ Robots and Pillar Content Meta Update on Non-Owned Objec | |
| CVE-2026-19723 | Social Media Share Buttons & Social Sharing Icons < 3.0.1 - Reflected XSS via Pin It Share | |
| CVE-2026-15232 | Appointment Booking Lite < 2.4.8 - Unauthenticated Arbitrary Reservation Deletion | |
| CVE-2026-16966 | Solace Extra < 1.7.0 - Unauthenticated Draft/Private Site Builder Content Disclosure via g | |
| CVE-2026-16983 | Gutentor < 4.0.6 - Subscriber+ Password Protected Post Password Disclosure via REST API | |
| CVE-2026-14215 | Amelia < 2.4.9 - Unauthenticated Post-Booking Action Trigger | |
| CVE-2026-12526 | Advanced Custom Fields: Extended < 0.9.2.7 - Unauthenticated Administrator Account Takeove | |
| CVE-2026-12865 | Photo Gallery by 10Web < 1.8.44 - Reflected XSS via title and paged Parameters | |
| CVE-2025-15663 | BEAF < 4.7.19 - Author+ Stored XSS via After Label | |
| CVE-2025-15664 | BEAF < 4.7.19 - Author+ Stored XSS via Before Label |
Showing top 20 of 41 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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V. Comments for CVE-2026-81428
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