CVE-2025-12674— KiotViet Sync <= 1.8.5 - Unauthenticated Arbitrary File Upload
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I. Basic Information for CVE-2025-12674
Vulnerability Information
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Vulnerability Title
KiotViet Sync <= 1.8.5 - Unauthenticated Arbitrary File Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
The KiotViet Sync plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the create_media() function in all versions up to, and including, 1.8.5. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin KiotViet Sync 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin KiotViet Sync 1.8.5及之前版本存在代码问题漏洞，该漏洞源于create_media函数缺少文件类型验证，可能导致任意文件上传和远程代码执行。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| mykiot | KiotViet Sync | * ~ 1.8.5 | - |
II. Public POCs for CVE-2025-12674
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | KiotViet Sync <= 1.8.5 - Unauthenticated Arbitrary File Upload | https://github.com/Nxploited/CVE-2025-12674 | POC Details |
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Same Patch Batch · mykiot · 2025-11-05 · 4 CVEs total
| CVE-2025-12676 | 5.3 MEDIUM | KiotViet Sync <= 1.8.5 - Use of Hard-coded Password to Authorization Bypass |
| CVE-2025-12677 | 5.3 MEDIUM | KiotViet Sync <= 1.8.5 - Unauthenticated Webhook Key Exposure |
| CVE-2025-12675 | 4.3 MEDIUM | KiotViet Sync <= 1.8.5 - Missing Authorization to Authenticated (Subscriber+) Settings Upd |
IV. Related Vulnerabilities
Same product: KiotViet Sync
- CVE-2025-12675
KiotViet Sync <= 1.8.5 - Missing Authorization to Authentica - CVE-2025-12676
KiotViet Sync <= 1.8.5 - Use of Hard-coded Password to Autho - CVE-2025-12677
KiotViet Sync <= 1.8.5 - Unauthenticated Webhook Key Exposur - CVE-2025-62978
WordPress KiotViet Sync plugin <= 1.8.5 - Broken Access Cont - CVE-2025-39381
WordPress KiotViet Sync plugin <= 1.8.4 - CSRF to Stored XSS
Same weakness: CWE-434
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e107 CMS 2.3.0 Authenticated Remote Code Execution via Theme - CVE-2026-41517
Emlog: Remote Code Execution via Malicious Plugin Upload - CVE-2026-6692
Slider Revolution 7.0.0 - 7.0.10 - Authenticated (Subscriber - CVE-2026-41587
CI4MS: Unrestricted PHP File Upload via Theme Installation L
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