CVE-2026-71251— Akaunting - Cross-Company Media IDOR in Customer Portal Download Endpoint
Quick assessment
Affected
akaunting akaunting
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.
Akaunting是Akaunting组织开源的一款财务管理系统。 Akaunting存在授权问题漏洞，该漏洞源于共享下载路由在获取Media记录时未验证其所属公司，可能导致已认证用户通过猜测或枚举媒体ID下载其他公司的上传文件。
Possible ATT&CK Techniques 1 AI
T1005 · Data from Local System
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I. Basic Information for CVE-2026-71251
Vulnerability Information
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Vulnerability Title
Akaunting - Cross-Company Media IDOR in Customer Portal Download Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Akaunting's shared download route (app/Http/Controllers/Common/Uploads.php::download, reachable at uploads/{id}/download behind only generic auth middleware) fetched the requested Media record by ID with no verification that it belonged to the requesting portal customer's own company, allowing any authenticated portal customer to download any other company's uploaded files by guessing or enumerating media IDs.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
Akaunting 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Akaunting是Akaunting组织开源的一款财务管理系统。 Akaunting存在授权问题漏洞，该漏洞源于共享下载路由在获取Media记录时未验证其所属公司，可能导致已认证用户通过猜测或枚举媒体ID下载其他公司的上传文件。
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
II. Public POCs for CVE-2026-71251
| # | POC Description | Source Link | Shenlong Link |
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IV. Related Vulnerabilities
Same product: akaunting
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CVE-2022-51019
Akaunting before 2.1.31 OS Command Injection via app alias -
CVE-2026-19198
Akaunting 3.1.21 - Improper authorization in BulkActions han -
CVE-2026-16772
CVE-2026-16772 -
CVE-2026-11994
Akaunting 3.1.21 - Authenticated stored XSS in report descri -
CVE-2026-11943
Akaunting 3.1.21 - Authenticated stored XSS in document time
Same vendor: akaunting
-
CVE-2022-51019
Akaunting before 2.1.31 OS Command Injection via app alias -
CVE-2026-19198
Akaunting 3.1.21 - Improper authorization in BulkActions han -
CVE-2026-16772
CVE-2026-16772 -
CVE-2026-11994
Akaunting 3.1.21 - Authenticated stored XSS in report descri -
CVE-2026-11943
Akaunting 3.1.21 - Authenticated stored XSS in document time
Same weakness: CWE-639
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CVE-2026-11399
Helpdesk Support Ticket System for WooCommerce <= 2.1.6 - In -
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UVdesk support-center-bundle before 1.1.3.3 IDOR via rateTic -
CVE-2026-39444
WordPress PublishPress Series plugin <= 3.1.3 - Insecure Dir -
CVE-2026-104449
YesWiki before 4.6.7 Unauthenticated Page Overwrite via Baza -
CVE-2026-104444
YesWiki before 4.6.7 Authorization Bypass via Comments API e
V. Comments for CVE-2026-71251
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