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CVE-2026-109688— WordPress Link Whisper Free plugin <= 0.9.7 - SQL Injection vulnerability

Quick assessment

Affected
Link Whisper INC Link Whisper Free
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.

在 Link Whisper INC 的 Link Whisper Free 插件（链接范围：link-whisper）中存在“SQL 命令中特殊元素未正确处理”（即 SQL 注入）漏洞，具体表现为盲注型 SQL 注入。该漏洞影响 Link Whisper Free 插件，受影响的版本范围是从初始版本（n/a）到 0.9.7（含）。

CVSS 9.3 · Critical EPSS 0.24% · P14

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Link Whisper INC Link Whisper Free ≤ 0.9.7 affected
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I. Basic Information for CVE-2026-109688

Vulnerability Information
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Vulnerability Title
WordPress Link Whisper Free plugin <= 0.9.7 - SQL Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Link Whisper INC Link Whisper Free link-whisper allows Blind SQL Injection.This issue affects Link Whisper Free: from n/a through 0.9.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Link Whisper INC Link Whisper Free 0 ~ 0.9.7 -

II. Public POCs for CVE-2026-109688

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III. Intelligence Information for CVE-2026-109688

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Other References for CVE-2026-109688 (1)

Same Patch Batch · Link Whisper INC · 2026-10-15 · 3 CVEs total

CVE-2026-109686 9.8 CRITICAL WordPress Link Whisper Free plugin <= 0.9.7 - PHP Object Injection vulnerability
CVE-2026-109685 7.1 HIGH WordPress Link Whisper Free plugin <= 0.9.7 - Cross Site Scripting (XSS) vulnerability

IV. Related Vulnerabilities

Same product: Link Whisper Free
Same vendor: Link Whisper INC
Same weakness: CWE-89

V. Comments for CVE-2026-109688

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