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CVE-2026-27787

Quick assessment

Affected
ICZ Corporation MATCHA SNS
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.

ICZ MATCHA SNS是日本ICZ公司的一个通知与消息分发系统。 ICZ MATCHA SNS 1.3.9及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击，可能导致在用户浏览器中执行任意脚本。

AI Predicted 6.1 Difficulty: Easy EPSS 0.24% · P15
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I. Basic Information for CVE-2026-27787

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting vulnerability exists in MATCHA SNS 1.3.9 and earlier. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who accessed the website using the product.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
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
ICZ MATCHA SNS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ICZ MATCHA SNS是日本ICZ公司的一个通知与消息分发系统。 ICZ MATCHA SNS 1.3.9及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击，可能导致在用户浏览器中执行任意脚本。
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
ICZ Corporation MATCHA SNS 1.3.9 and earlier -

II. Public POCs for CVE-2026-27787

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III. Intelligence Information for CVE-2026-27787

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Same Patch Batch · ICZ Corporation · 2026-04-08 · 3 CVEs total

CVE-2026-24913 ICZ MATCHA INVOICE SQL注入漏洞
CVE-2026-33273 ICZ MATCHA INVOICE 代码问题漏洞

IV. Related Vulnerabilities

Same vendor: ICZ Corporation
Same weakness: CWE-79

V. Comments for CVE-2026-27787

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