In qBittorrent before 4.1.7, the function Application::runExternalProgram() located in…
Priority MEDIUM 53CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
In qBittorrent before 4.1.7, the function Application::runExternalProgram() located in app/application.cpp allows command injection via shell metacharacters in the torrent name parameter or current tracker parameter, as demonstrated by remote command execution via a crafted name within an RSS feed.
Why it matters now
EPSS 0.07913 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qbittorrent:qbittorrent:*:*:*:*:*:*:*:* | before 4.1.7 | Vulnerable | qBittorrent |
- cpe:2.3:a:qbittorrent:qbittorrent:*:*:*:*:*:*:*:* Versions before 4.1.7 Vulnerable ·qBittorrent
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-13640
- 2026-10-03 Alias added: GHSA-mjwm-xp4r-6444
References
More Qbittorrent vulnerabilities
- TI-2024-34679 qBittorrent before 5.0.1 proceeds with use of https URLs even after certificate validation errors. CVSS 3.1HIGH 8.1
- TI-2023-14611 qBittorrent Web UI Default Credentials Lead to RCE CVSS 3.1CRITICAL 9.8
- TI-2017-09460 The UI Lock feature in qBittorrent version 3.3.15 is vulnerable to Authentication Bypass… CVSS 3.0HIGH 7.1
- TI-2017-04288 WebUI in qBittorrent before 3.3.11 did not escape many values, which could potentially lead to XSS. CVSS 3.0MEDIUM 6.1
- TI-2017-04289 WebUI in qBittorrent before 3.3.11 did not set the X-Frame-Options header, which could potentially lead to clickjacking. CVSS 3.0MEDIUM 6.1
- TI-2025-34137 qBittorrent before 5.1.2 does not prevent access to a local file that is referenced in a… CVSS 3.1MEDIUM 5.3
Sources
- CVE-2019-13640 · CVE Program
- CVE-2019-13640 · NVD
- FIRST EPSS
- GHSA-mjwm-xp4r-6444 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-13640 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences