CVE-2026-39389— CI4MS has a Hidden Items Authorization Bypass in Fileeditor Allows Reading Secrets and Writing Protected Files
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I. Basic Information for CVE-2026-39389
Vulnerability Information
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Vulnerability Title
CI4MS has a Hidden Items Authorization Bypass in Fileeditor Allows Reading Secrets and Writing Protected Files
Source: NVD (National Vulnerability Database)
Vulnerability Description
CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, This vulnerability is fixed in 0.31.4.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
CI4MS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CI4MS是Ci4MS开源的一个博客页面管理工具。 CI4MS 0.31.4.0之前版本存在授权问题漏洞，该漏洞源于攻击者可以读取系统敏感信息。
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 |
|---|---|---|---|---|
| ci4-cms-erp | ci4ms | < 0.31.4.0 | - |
II. Public POCs for CVE-2026-39389
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · ci4-cms-erp · 2026-04-08 · 6 CVEs total
| CVE-2026-39394 | 8.1 HIGH | CI4MS has an .env CRLF Injection via Unvalidated `host` Parameter in Install Controller |
| CVE-2026-39393 | 8.1 HIGH | Post-Installation Re-entry via Cache-Dependent Install Guard Bypass in ci4ms |
| CVE-2026-39390 | 5.5 MEDIUM | CI4MS has Stored XSS via srcdoc attribute bypass in Google Maps iframe setting |
| CVE-2026-39392 | 5.5 MEDIUM | CI4MS has Stored XSS in Pages Content Due to Missing html_purify Sanitization |
| CVE-2026-39391 | 4.8 MEDIUM | CI4MS has Stored XSS via Unescaped Blacklist Note in Admin User List |
IV. Related Vulnerabilities
Same product: ci4ms
- CVE-2026-41891
CI4MS: Deactivated User Session Bypass (active=0) - CVE-2026-41890
CI4MS: Arbitrary Database Table Drop via Theme deleteProcess - CVE-2026-41203
ci4ms Theme::upload is vulnerable to Zip Slip leading to RCE - CVE-2026-41202
ci4ms Backup::restore is vulnerable to Zip Slip leading to R - CVE-2026-41201
CI4MS: Backup Management Full Account Takeover for All-Roles
Same vendor: ci4-cms-erp
- CVE-2026-41891
CI4MS: Deactivated User Session Bypass (active=0) - CVE-2026-41890
CI4MS: Arbitrary Database Table Drop via Theme deleteProcess - CVE-2026-41203
ci4ms Theme::upload is vulnerable to Zip Slip leading to RCE - CVE-2026-41202
ci4ms Backup::restore is vulnerable to Zip Slip leading to R - CVE-2026-41201
CI4MS: Backup Management Full Account Takeover for All-Roles
Same weakness: CWE-285
- CVE-2026-42202
nova-toggle-5: Improper authorization on toggle endpoint all - CVE-2026-33823
Microsoft Team Events Portal Information Disclosure Vulnerab - CVE-2026-41572
Note Mark: Unauthenticated read of notes and assets in soft- - CVE-2026-7713
crocodilestick Calibre-Web-Automated Kobo auth-token Route k - CVE-2026-7709
janeczku Calibre-Web Endpoint kobo_auth.py generate_auth_tok
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