CVE-2026-41876

OS Command Injection in R-SOFT DMS

8.7HighCVSS base score
1.2%Exploitation in 30 daysEPSS · top 31% of all CVEs
NoKnown exploitednot in CISA's KEV catalog
NonePublic exploitsnone known yet

Description

R-SOFT DMS is vulnerable to OS Command Injection in konwertujAction() function. The document converter executes shell commands using unsanitized file paths and format parameters. This allows an authenticated attacker to execute arbitrary system commands with the privileges of the web server user. This issue was fixed in version v3.19-2752 and v3.17-2580.

Timeline

2026
22 Apr 2026
22 Apr 2026
ID reserved
By CERT-PL
10 Jul 20263 months later
10 Jul 2026· 3 months later
Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-41876, by who scored it
Scored by	CVSS	Score	Vector
CERT-PLCNA (assigner)	4.0	High8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
NVDNVD · Deferred	4.0	High8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS (exploitation in 30 days): 1.2% · top 31% of all CVEs (12 Nov 2026)
CISA SSVC: Exploitation: none · Automatable: no · Technical impact: total

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Affected products

R-SOFT SERWIS · DMS
- affected < v3.19-2752
- affected < v3.17-2580

References1

https://cert.pl/posts/2026/07/CVE-2026-41876 (opens in a new tab)third-party-advisory

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

[![CVE-2026-41876](https://cveledger.app/badge/CVE-2026-41876.svg)](https://cveledger.app/cve/CVE-2026-41876)

Record last updated 10 Jul 2026, 10:57 UTC.