CVE-2026-41879— Weak password hashing 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 v3.17-2000之前版本存在加密问题漏洞，该漏洞源于使用非加盐嵌套MD5哈希存储超级管理员凭据，可能导致获得密码哈希的攻击者解码超级管理员凭据。
Possible ATT&CK Techniques 1 AI
T1552.004 · Private KeysAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| R-SOFT SERWIS | DMS | < v3.17-2000 |
affected |
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I. Basic Information for CVE-2026-41879
Vulnerability Information
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Vulnerability Title
Weak password hashing in R-SOFT DMS
Source: CVE Program / CVE List V5
Vulnerability Description
R-SOFT DMS stores superadmin credentials using a non-salted nested MD5 hash. This allows an attacker who obtain password hash to decode superadmin credentials. Critically, this password cannot be changed except by modifying the configuration file.
This issue was fixed in version v3.17-2000.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
可逆的单向哈希
Source: CVE Program / CVE List V5
Vulnerability Title
R-SOFT SERWIS DMS 加密问题漏洞
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 v3.17-2000之前版本存在加密问题漏洞，该漏洞源于使用非加盐嵌套MD5哈希存储超级管理员凭据，可能导致获得密码哈希的攻击者解码超级管理员凭据。
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 ~ v3.17-2000 | - |
|
II. Public POCs for CVE-2026-41879
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2026-41879 (1)
-
🔗 Podatności w oprogramowaniu R-SOFT DMS | CERT Polska third-party-advisory
Same Patch Batch · R-SOFT SERWIS · 2026-07-10 · 5 CVEs total
| CVE-2026-41878 | Insecure Direct Object Reference in R-SOFT DMS | |
| CVE-2026-41877 | Stored XSS in R-SOFT DMS | |
| CVE-2026-41880 | OS Command Injection in R-SOFT DMS | |
| CVE-2026-41876 | OS Command Injection in R-SOFT DMS |
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V. Comments for CVE-2026-41879
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