CVE-2026-87888— YayPricing < 3.5.7 - Subscriber+ Stored XSS via save_page_data REST Route
Quick assessment
Affected
Unknown YayPricing
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.
YayPricing WordPress 插件在 3.5.7 之前版本中，未对保存其定价规则的 REST 路由执行授权检查，这使得拥有“订阅者”（subscriber）及以上权限的用户能够存储 JavaScript 代码，当管理员打开 YayPricing WordPress 插件（3.5.7 之前版本）的设置页面时，该 JavaScript 将在管理员的浏览器中执行。
Possible ATT&CK Techniques 1 AI
T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-87888
Vulnerability Information
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Vulnerability Title
YayPricing < 3.5.7 - Subscriber+ Stored XSS via save_page_data REST Route
Source: CVE Program / CVE List V5
Vulnerability Description
The YayPricing WordPress plugin before 3.5.7 does not perform an authorization check on a REST route that saves its pricing rules, allowing users with the subscriber role and above to store JavaScript that executes in the browser of an administrator who opens the YayPricing WordPress plugin before 3.5.7's settings page.
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 | YayPricing | 0 ~ 3.5.7 | - |
|
II. Public POCs for CVE-2026-87888
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-87888 (1)
-
🔗 YayPricing < 3.5.7 – Subscriber+ Stored XSS via save_page_data REST Route | CVE 2026-87888 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-12 · 36 CVEs total
| CVE-2026-77006 | WebTotem Backups <= 1.0.1 - Subscriber+ Arbitrary File Deletion via Path Traversal | |
| CVE-2026-82847 | Masteriyo LMS < 3.4.1 - Instructor+ Stored XSS via Course Highlights | |
| CVE-2026-81742 | BE REST Endpoints <= 1.0.0 - Unauthenticated Stored XSS and Widget Manipulation | |
| CVE-2026-84023 | BEAR - Bulk Editor and Products Manager Professional for WooCommerce < 1.2.2 - Taxonomy Te | |
| CVE-2026-81090 | Gpx2Graphics <= 0.3 - Arbitrary File Upload via CSRF | |
| CVE-2026-81429 | Export & Import WPBakery Page Builder <= 1.0.2 - Stored XSS via CSRF | |
| CVE-2026-81402 | DS Ad Rotator <= 0.8 - Unauthenticated Arbitrary File Upload | |
| CVE-2026-80491 | SAMO Forms <= 1.0.0 - Unauthenticated SQLi | |
| CVE-2026-80494 | Yogeta WP Cloud <= 1.0 - Unauthenticated Arbitrary File Download | |
| CVE-2026-82845 | Masteriyo LMS < 3.4.1 - Subscriber+ PHP Object Injection | |
| CVE-2026-77752 | Temporary Login Without Password 1.5 - 1.9.8 - Multisite Subsite Admin+ Network Super Admi | |
| CVE-2026-77689 | Amelia Pro 9.0 - 9.8 - Unauthenticated Payment Bypass | |
| CVE-2026-77705 | Amelia < 2.4.10 - Amelia Manager+ WordPress Account Takeover | |
| CVE-2026-77753 | Temporary Login Without Password < 1.9.9 - Authenticated Temporary Access Revocation Bypas | |
| CVE-2026-78152 | SureRank 1.6.2 - 1.10.0 - Unauthenticated Author Email Disclosure via Person Schema | |
| CVE-2026-75800 | Frontegg SAML SSO <= 1.0.1 - Unauthenticated Account Takeover via Unverified SAMLResponse | |
| CVE-2026-77005 | Code Monkeys Proposals <= 1.0.1 - Subscriber+ Arbitrary File Deletion via Path Traversal | |
| CVE-2026-83532 | Custom Menu Wizard <= 3.3.1 - Contributor+ Stored XSS via Shortcode Attributes | |
| CVE-2026-87759 | Add User Autocomplete < 1.2 - Subscriber+ Privilege Escalation | |
| CVE-2026-87918 | WPBot < 8.5.7 - Unauthenticated AI Provider API Abuse via Multiple AJAX Actions |
Showing top 20 of 36 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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V. Comments for CVE-2026-87888
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