CVE-2026-26337— Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSRF
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I. Basic Information for CVE-2026-26337
Vulnerability Information
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Vulnerability Title
Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSRF
Source: NVD (National Vulnerability Database)
Vulnerability Description
Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve both arbitrary file read and server-side request forgery through the absolute path traversal.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
绝对路径遍历
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，该漏洞源于绝对路径遍历，可能导致未经身份验证的攻击者实现任意文件读取和服务器端请求伪造。
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 |
|---|---|---|---|---|
| Hyland | Alfresco Transformation Service (Enterprise) | 0 ~ 4.3.0 | - | |
| Hyland | Alfresco Community (Transform Core) | 0 ~ 5.3.0 | - |
II. Public POCs for CVE-2026-26337
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Hyland · 2026-02-19 · 4 CVEs total
| CVE-2026-26339 | 9.8 CRITICAL | Hyland Alfresco Transformation Service Argument Injection RCE |
| CVE-2026-26338 | 9.8 CRITICAL | Hyland Alfresco Transformation Service SSRF |
| CVE-2026-26336 | 7.5 HIGH | Hyland Alfresco Improper Authorization Arbitrary File Read |
IV. Related Vulnerabilities
Same vendor: Hyland
- CVE-2026-26339
Hyland Alfresco Transformation Service Argument Injection RC - CVE-2026-26338
Hyland Alfresco Transformation Service SSRF - 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-36
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PaperCut NG/MF: Path Traversal in Shared Account Synchroniza - CVE-2026-44029
Nix 安全漏洞 - CVE-2026-7217
Deepractice PromptX Document File index.ts read_pdf absolute - CVE-2026-34515
AIOHTTP: UNC SSRF/NTLMv2 Credential Theft/Local File Read in - CVE-2026-4373
JetFormBuilder <= 3.5.6.2 - Unauthenticated Arbitrary File R
V. Comments for CVE-2026-26337
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