CVE-2021-31762
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through...
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
- Record
CVE-2021-31762- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE List No score
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
- Record
CVE-2021-31762- Updated
- 2026-11-02
EUVDEUVD-2021-18646 No score
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
- Record
EUVD-2021-18646- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fxpr-3h84-j6hp No score
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through...
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
- Record
GHSA-fxpr-3h84-j6hp- Weakness
- CWE-352
- Updated
- 2026-11-02
OSV
Webmin 1.973 is affected by Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.
- Record
CVE-2021-31762- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 1.973 - 'save_user.cgi' Cross-Site Request Forgery (CSRF) | 2021-07-14 |
| PoC in GitHub | Mesh3l911/CVE-2021-31762 | 2021-04-21 |
| PoC in GitHub | electronicbots/CVE-2021-31762 | 2021-04-21 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-31762 is a high vulnerability (CVSS 8.8) in Webmin, published April 25, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 8.78%, the 95th percentile. No source names a fixed version.