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CVE-2026-89303— Post Voting System <= 1.0 - Subscriber+ SQLi via 'row' Parameter

Quick assessment

Affected
Unknown Post Voting System
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.

Post Voting System WordPress 插件（版本 1.0 及之前版本）在使用参数之前，未能正确对其进行过滤和转义，导致任何已认证用户均可利用该漏洞执行 SQL 注入攻击。

AI Predicted 6.5 Difficulty: Easy

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-89303

Vulnerability Information
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Vulnerability Title
Post Voting System <= 1.0 - Subscriber+ SQLi via 'row' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The Post Voting System WordPress plugin through 1.0 does not properly sanitize and escape a parameter before using it in a SQL query, allowing any authenticated user to perform SQL injection attacks.
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 Post Voting System 0 ~ 1.0 -

II. Public POCs for CVE-2026-89303

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III. Intelligence Information for CVE-2026-89303

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Other References for CVE-2026-89303 (1)

Same Patch Batch · Unknown · 2026-09-28 · 8 CVEs total

CVE-2026-84744 6.5 MEDIUM WPForms Lite 1.5.0.1 - 2.0.2 - Unauthenticated Arbitrary Shortcode Execution via Form Fiel
CVE-2026-88828 5.4 MEDIUM Blacklist Manager for WooCommerce 1.3.0 - 2.3.1 - Blocked User Restriction Bypass via XML-
CVE-2026-92996 5.3 MEDIUM Verge3D 4.1.0 - 4.13.0 - Unauthenticated Payment Bypass via v3d_payment_done
CVE-2026-89411 5.3 MEDIUM Paymattic < 4.6.26 - Unauthenticated Payment Bypass via Unbound Stripe PaymentIntent
CVE-2026-86838 5.3 MEDIUM Bookly < 28.3 - Unauthenticated Payment Bypass via Booking Price Manipulation
CVE-2026-93000 SPS-Suite <= 1.4.0 - Unauthenticated Time-Based SQLi via Search
CVE-2026-89300 WP Verify API <= 1.0.0 - Unauthenticated Verification Code Email Sending to Arbitrary Reci

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-89303

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