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CVE-2021-31604

furlongm openvpn-monitor allows CSRF to disconnect an arbitrary client

6.5 Medium

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

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
None
Integrity
None
Availability
High

Exploit likelihood

0.68%Up 0.1 points since Sep 27, 2021
90%50%10%1%

What each source reports

NVD Score used6.5

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
CVE-2021-31604
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-352
Updated
2026-11-02
CVE ListNo score

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
CVE-2021-31604
Updated
2026-11-02
EUVDEUVD-2021-0161No score

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
EUVD-2021-0161
Updated
2026-11-03
GitHub AdvisoriesGHSA-vw35-c8hf-fwmq6.9

furlongm openvpn-monitor allows CSRF to disconnect an arbitrary client

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
GHSA-vw35-c8hf-fwmq
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness
CWE-352
Updated
2026-11-02
OSV6.5

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
CVE-2021-31604
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVGHSA-vw35-c8hf-fwmq6.9

furlongm openvpn-monitor allows CSRF to disconnect an arbitrary client

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
GHSA-vw35-c8hf-fwmq
CVSS 4.0
6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness
CWE-352
Updated
2026-11-02
OSVPYSEC-2021-352No score

furlongm openvpn-monitor through 1.1.3 allows CSRF to disconnect an arbitrary client.

Record
PYSEC-2021-352
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openvpn-monitor
PyPI
through 1.1.3None known
openvpn-monitor
PyPI
through 1.1.3, plus listed versions
1.0.01.1.2
None known
openvpn-monitor
PyPI
All versions, plus listed versions
1.0.01.1.21.1.32.0.22.0.32.0.4
None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-31604 is a medium vulnerability (CVSS 6.5) in Openvpn-monitor Project Openvpn-monitor, published September 27, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.68%, the 53rd percentile. No source names a fixed version.

References

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