CVE-2019-12840
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute...
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
- Record
CVE-2019-12840- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0 High
AV:N/AC:L/Au:S/C:C/I:C/A:C - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE List No score
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
- Record
CVE-2019-12840- Updated
- 2026-11-02
EUVDEUVD-2019-4420 No score
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
- Record
EUVD-2019-4420- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gcq8-ggwj-2xvv No score
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute...
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
- Record
GHSA-gcq8-ggwj-2xvv- Updated
- 2026-11-02
OSV
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
- Record
CVE-2019-12840- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Webmin 1.910 - 'Package Updates' Remote Command Execution (Metasploit) | 2019-06-11 |
| Metasploit | Webmin Package Updates Remote Command Execution | 2019-05-16 |
| PoC in GitHub | KrE80r/webmin_cve-2019-12840_poc | 2019-11-09 |
| PoC in GitHub | Pol-Ruiz/PoC-CVE-2019-12840 | 2024-01-25 |
| PoC in GitHub | WizzzStark/CVE-2019-12840.py | 2021-10-05 |
| PoC in GitHub | anasbousselham/webminscan | 2020-12-23 |
| PoC in GitHub | bkaraceylan/CVE-2019-12840_POC | 2019-11-05 |
| PoC in GitHub | note0577/CVE-2019-12840-NodeJs-Exploit | 2025-06-04 |
| PoC in GitHub | zAbuQasem/CVE-2019-12840 | 2021-03-30 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-12840 is a high vulnerability (CVSS 8.8) in Webmin, published June 15, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 77.6%, the 99th percentile. No source names a fixed version.