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CVE-2026-26336— Hyland Alfresco Improper Authorization Arbitrary File Read

Quick assessment

Affected
Hyland Alfresco Enterprise
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.

Hyland Alfresco是美国Hyland公司的一个企业内容管理系统。 Hyland Alfresco存在安全漏洞，该漏洞源于未经身份验证的攻击者可通过/share/page/resource/端点从受保护目录读取任意文件，可能导致敏感配置文件泄露。

CVSS 7.5 · High EPSS 0.73% · P53

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 4

VendorProduct Version RangeStatus
Hyland Alfresco Community < 25.3.0 affected
Hyland Alfresco Enterprise 7.4.0< 7.4.2.6 affected
23.6.0< 23.6.1 affected
25.1.0< 25.3.0 affected
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I. Basic Information for CVE-2026-26336

Vulnerability Information
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Vulnerability Title
Hyland Alfresco Improper Authorization Arbitrary File Read
Source: CVE Program / CVE List V5
Vulnerability Description
Hyland Alfresco allows unauthenticated attackers to read arbitrary files from protected directories (like WEB-INF) via the "/share/page/resource/" endpoint, thus leading to the disclosure of sensitive configuration files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Hyland Alfresco 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hyland Alfresco是美国Hyland公司的一个企业内容管理系统。 Hyland Alfresco存在安全漏洞，该漏洞源于未经身份验证的攻击者可通过/share/page/resource/端点从受保护目录读取任意文件，可能导致敏感配置文件泄露。
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 Enterprise 7.4.0 ~ 7.4.2.6 -
Hyland Alfresco Community 0 ~ 25.3.0 -

II. Public POCs for CVE-2026-26336

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III. Intelligence Information for CVE-2026-26336

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Security Blog Posts for CVE-2026-26336 (1)

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-2026-26337 8.2 HIGH Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSR

IV. Related Vulnerabilities

Same vendor: Hyland
Same weakness: CWE-863

V. Comments for CVE-2026-26336

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