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CVE-2026-41878— Insecure Direct Object Reference in R-SOFT DMS

Quick assessment

Affected
R-SOFT SERWIS DMS
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.

R-SOFT SERWIS DMS是R-SOFT SERWIS公司的一款应用服务器产品。 R-SOFT SERWIS DMS v3.19-2862之前版本和v3.17-2580之前版本存在授权问题漏洞，该漏洞源于不安全的直接对象引用（IDOR），应用程序通过ID从数据库获取文件并仅依赖会话认证服务，可能导致任何有效用户访问任意文件。

AI Predicted 5.3 Difficulty: Easy EPSS 0.47% · P38

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 2

VendorProduct Version RangeStatus
R-SOFT SERWIS DMS < v3.19-2862 affected
< v3.17-2580 affected
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I. Basic Information for CVE-2026-41878

Vulnerability Information
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Vulnerability Title
Insecure Direct Object Reference in R-SOFT DMS
Source: CVE Program / CVE List V5
Vulnerability Description
R-SOFT DMS is vulnerable to Insecure Direct Object Reference (IDOR) attack in multiple file download endpoints. The application fetches files from the database by ID and serves them to whoever requests them, relying only on session authentication, meaning any valid user can access any file. This issue was fixed in version v3.19-2862 and v3.17-2580.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA: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
R-SOFT SERWIS DMS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
R-SOFT SERWIS DMS是R-SOFT SERWIS公司的一款应用服务器产品。 R-SOFT SERWIS DMS v3.19-2862之前版本和v3.17-2580之前版本存在授权问题漏洞，该漏洞源于不安全的直接对象引用（IDOR），应用程序通过ID从数据库获取文件并仅依赖会话认证服务，可能导致任何有效用户访问任意文件。
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

Vendor Product Affected Versions CPE Subscribe
R-SOFT SERWIS DMS 0 ~ v3.19-2862 -

II. Public POCs for CVE-2026-41878

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III. Intelligence Information for CVE-2026-41878

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Security Blog Posts for CVE-2026-41878 (1)

Same Patch Batch · R-SOFT SERWIS · 2026-07-10 · 5 CVEs total

CVE-2026-41877 Stored XSS in R-SOFT DMS
CVE-2026-41880 OS Command Injection in R-SOFT DMS
CVE-2026-41879 Weak password hashing in R-SOFT DMS
CVE-2026-41876 OS Command Injection in R-SOFT DMS

IV. Related Vulnerabilities

Same product: DMS
Same vendor: R-SOFT SERWIS
Same weakness: CWE-639

V. Comments for CVE-2026-41878

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