CVE-2026-93463
Quick assessment
Affected
baserCMS User Community baserCMS
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.
baserCMS 中存在通过绕过脚本验证实现的跨站脚本（XSS）漏洞。如果该漏洞被利用，可能导致任意脚本在用户的 Web 浏览器中执行。
Possible ATT&CK Techniques 1 AI
T1059.007 · JavaScript
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I. Basic Information for CVE-2026-93463
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-Site Scripting via Script Validation Bypass exists in baserCMS. If this vulnerability is exploited, an arbitrary script may be executed in the user's web browser may be caused.
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
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| baserCMS User Community | baserCMS | 0 ~ 5.4.1 | - |
|
II. Public POCs for CVE-2026-93463
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2026-93463 (2)
Same Patch Batch · baserCMS User Community · 2026-09-30 · 4 CVEs total
| CVE-2026-93462 | 6.9 MEDIUM | baserCMS关键功能缺失认证致敏感信息泄露漏洞 |
| CVE-2026-93460 | 5.1 MEDIUM | baserCMS邮件表单存储型XSS漏洞 |
| CVE-2026-93464 | 5.1 MEDIUM | baserCMS存储型XSS漏洞：自定义内容描述 |
IV. Related Vulnerabilities
Same weakness: CWE-79
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V. Comments for CVE-2026-93463
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