CVE-2026-26339— Hyland Alfresco Transformation Service Argument Injection RCE
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I. Basic Information for CVE-2026-26339
Vulnerability Information
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Vulnerability Title
Hyland Alfresco Transformation Service Argument Injection RCE
Source: NVD (National Vulnerability Database)
Vulnerability Description
Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve remote code execution through the argument injection vulnerability, which exists in the document processing functionality.
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
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Hyland Alfresco Transformation Service 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hyland Alfresco Transformation Service是美国Hyland公司的一个文档转换服务组件。 Hyland Alfresco Transformation Service存在安全漏洞，该漏洞源于文档处理功能存在参数注入，可能导致远程代码执行。
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)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Hyland | Alfresco Transformation Service (Enterprise) | 0 ~ 4.2.3 | - | |
| Hyland | Alfresco Community (Transform Core) | 0 ~ 5.2.4 | - |
II. Public POCs for CVE-2026-26339
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Hyland · 2026-02-19 · 4 CVEs total
| CVE-2026-26338 | 9.8 CRITICAL | Hyland Alfresco Transformation Service SSRF |
| CVE-2026-26337 | 8.2 HIGH | Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSR |
| CVE-2026-26336 | 7.5 HIGH | Hyland Alfresco Improper Authorization Arbitrary File Read |
IV. Related Vulnerabilities
Same vendor: Hyland
- CVE-2026-26338
Hyland Alfresco Transformation Service SSRF - CVE-2026-26337
Hyland Alfresco Transformation Service Absolute Path Travers - CVE-2026-26336
Hyland Alfresco Improper Authorization Arbitrary File Read - CVE-2026-26221
Hyland OnBase Timer Services Unauthenticated .NET Remoting R - CVE-2025-0557
Hyland Alfresco Community Edition URL s cross site scripting
Same weakness: CWE-918
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Akaunting Invoice PDF Rendering dompdf.php server-side reque - CVE-2026-44313
LinkWarden: Server-Side Request Forgery (SSRF) in Link Creat - CVE-2026-42352
pygeoapi 0.23.x: Unauthenticated SSRF via OGC API - Processe - CVE-2026-42346
Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validatio - CVE-2026-42339
New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2026-26339
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