TI-2026-30283 Aliases CVE-2026-41878 GHSA-m5fr-qm38-x8f3

Insecure Direct Object Reference in R-SOFT DMS

LOW 32CWE-639Published 2026-07-10 · Updated 2026-07-10

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Security bypass
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0047 40th percentileScored 2026-11-07

Fix Fixed DMS (R-SOFT SERWIS): v3.19-2862, v3.17-2580

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
R-SOFT SERWIS	DMS	before v3.19-2862; before v3.17-2580	v3.19-2862, v3.17-2580	Patch available	CNA

DMS VendorR-SOFT SERWIS Affected before v3.19-2862; before v3.17-2580 Fixed in v3.19-2862, v3.17-2580 Patch available CNA

Remediation

Fix · CNA DMS (R-SOFT SERWIS) Fixed in v3.19-2862, v3.17-2580

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2026-07-10
R-SOFT SERWIS DMS v3.17-2580, v3.19-2862
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2026-30285 OS Command Injection in R-SOFT DMSPriority MEDIUM 44
Show all 2 records →

Timeline

2026-10-02 Threatist record created from CVE-2026-41878
2026-10-03 Alias added: GHSA-m5fr-qm38-x8f3

References

Advisory 1

https://cert.pl/posts/2026/07/CVE-2026-41876

TI-2026-30285 OS Command Injection in R-SOFT DMS CVSS 4.0CRITICAL 9.0
TI-2026-30281 OS Command Injection in R-SOFT DMS CVSS 4.0HIGH 8.7
TI-2026-30284 Weak password hashing in R-SOFT DMS CVSS 4.0HIGH 8.2
TI-2026-30282 Stored XSS in R-SOFT DMS CVSS 4.0MEDIUM 5.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences