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CVE-2026-73375— WordPress Ultimate Maps by Supsystic plugin < 1.5.0 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected
supsystic Ultimate Maps by Supsystic
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.

supsystic Ultimate Maps by Supsystic是supsystic公司的一款可创建和管理自定义地图的网站插件。 supsystic Ultimate Maps by Supsystic 1.5.0之前版本存在跨站脚本漏洞，该漏洞源于输入清理不当，可能导致未经身份验证的攻击者实施跨站脚本攻击。

CVSS 7.1 · High EPSS 0.18% · P8

Affected Version Matrix 1

VendorProduct Version RangeStatus
supsystic Ultimate Maps by Supsystic n/a< 1.5.0 affected
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I. Basic Information for CVE-2026-73375

Vulnerability Information
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Vulnerability Title
WordPress Ultimate Maps by Supsystic plugin < 1.5.0 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in Ultimate Maps by Supsystic < 1.5.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
supsystic Ultimate Maps by Supsystic 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
supsystic Ultimate Maps by Supsystic是supsystic公司的一款可创建和管理自定义地图的网站插件。 supsystic Ultimate Maps by Supsystic 1.5.0之前版本存在跨站脚本漏洞，该漏洞源于输入清理不当，可能导致未经身份验证的攻击者实施跨站脚本攻击。
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
supsystic Ultimate Maps by Supsystic n/a ~ 1.5.0 -

II. Public POCs for CVE-2026-73375

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III. Intelligence Information for CVE-2026-73375

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Same Patch Batch · supsystic · 2026-08-18 · 9 CVEs total

CVE-2026-73376 9.8 CRITICAL WordPress Ultimate Maps by Supsystic plugin < 1.5.0 - PHP Object Injection vulnerability
CVE-2026-73366 9.8 CRITICAL WordPress Easy Google Maps plugin <= 1.13.0 - PHP Object Injection vulnerability
CVE-2026-73380 9.8 CRITICAL WordPress Popup by Supsystic plugin <= 1.13.0 - PHP Object Injection vulnerability
CVE-2026-73381 9.1 CRITICAL WordPress Popup by Supsystic plugin <= 1.13.0 - Broken Authentication vulnerability
CVE-2026-73377 7.5 HIGH WordPress Ultimate Maps by Supsystic plugin < 1.5.0 - Broken Access Control vulnerability
CVE-2026-73367 7.2 HIGH WordPress Easy Google Maps plugin < 1.14.2 - Remote File Inclusion vulnerability
CVE-2026-73378 7.1 HIGH WordPress Contact Form by Supsystic plugin < 1.10.0 - Cross Site Scripting (XSS) vulnerabi
CVE-2026-73379 6.5 MEDIUM WordPress Contact Form by Supsystic plugin < 1.10.0 - Bypass Vulnerability vulnerability

IV. Related Vulnerabilities

Same product: Ultimate Maps by Supsystic
Same vendor: supsystic
Same weakness: CWE-79

V. Comments for CVE-2026-73375

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