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CVE-2026-59533— WordPress Relevanssi Light plugin <= 1.2.2 - SQL Injection vulnerability

Quick assessment

Affected
Christoph Vielgrader Relevanssi Light
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.

WordPress Relevanssi Light是WordPress基金会的一款提升网站搜索功能的插件。 WordPress Relevanssi Light 1.2.2及之前版本存在SQL注入漏洞，该漏洞源于对SQL命令的特殊元素中和不当，可能导致未经身份验证的攻击者进行SQL注入。

CVSS 9.3 · Critical EPSS 0.23% · P14

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Christoph Vielgrader Relevanssi Light n/a≤ 1.2.2 affected
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I. Basic Information for CVE-2026-59533

Vulnerability Information
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Vulnerability Title
WordPress Relevanssi Light plugin <= 1.2.2 - SQL Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated SQL Injection in Relevanssi Light <= 1.2.2 versions.
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
Vulnerability Title
WordPress Relevanssi Light SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Relevanssi Light是WordPress基金会的一款提升网站搜索功能的插件。 WordPress Relevanssi Light 1.2.2及之前版本存在SQL注入漏洞，该漏洞源于对SQL命令的特殊元素中和不当，可能导致未经身份验证的攻击者进行SQL注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Christoph Vielgrader Relevanssi Light n/a ~ 1.2.2 -

II. Public POCs for CVE-2026-59533

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III. Intelligence Information for CVE-2026-59533

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Other References for CVE-2026-59533 (1)

IV. Related Vulnerabilities

Same weakness: CWE-89

V. Comments for CVE-2026-59533

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