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CVE-2026-26291

Quick assessment

Affected
GROWI, Inc. GROWI
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.

GROWI是日本GROWI公司的一款基于 Node.js 和 React 构建的企业级开源知识库/维基（Wiki）系统。 GROWI 7.4.6及之前版本存在安全漏洞，该漏洞源于存储型跨站脚本，可能导致在用户Web浏览器中执行任意脚本。

AI Predicted 5.4 Difficulty: Moderate EPSS 0.24% · P13

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-26291

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier. If this vulnerability is exploited, an arbitrary script may be executed in a user's web browser.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/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
GROWI 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GROWI是日本GROWI公司的一款基于 Node.js 和 React 构建的企业级开源知识库/维基（Wiki）系统。 GROWI 7.4.6及之前版本存在安全漏洞，该漏洞源于存储型跨站脚本，可能导致在用户Web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
GROWI, Inc. GROWI v7.4.6 and earlier -

II. Public POCs for CVE-2026-26291

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III. Intelligence Information for CVE-2026-26291

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IV. Related Vulnerabilities

Same product: GROWI
Same vendor: GROWI, Inc.
Same weakness: CWE-79

V. Comments for CVE-2026-26291

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