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🐍 PyPI
Not in CISA KEV
HIGH severity

GHSA-5w5c-3g26-8mmc

HIGHFix: furlongm/openvpn-monitor@ddb9d31

GHSA-5w5c-3g26-8mmc is a high-severity (CVSS 7.5) Improper Authentication vulnerability in openvpn-monitor. O3 Security confirms whether GHSA-5w5c-3g26-8mmc is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

furlongm openvpn-monitor allows Authorization Bypass to disconnect arbitrary clients

Also known asCVE-2021-31606PYSEC-2021-354
Published
May 24, 2022
Updated
Jun 10, 2026
Affected
1 pkg
Patched
None yet
Exploits
None indexed
Exploitation data as of Jun 10, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
🐍openvpn-monitor

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.

Description

furlongm openvpn-monitor through 1.1.3 allows Authorization Bypass to disconnect arbitrary clients.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🐍PyPIopenvpn-monitorall versionsNo fix

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for openvpn-monitor. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Remediation status

    No patched version of openvpn-monitor has shipped for GHSA-5w5c-3g26-8mmc yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. Mitigate without a patch

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-5w5c-3g26-8mmc is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-5w5c-3g26-8mmc. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

furlongm openvpn-monitor through 1.1.3 allows Authorization Bypass to disconnect arbitrary clients.
O3 Security · Impact-Aware SCA

Is GHSA-5w5c-3g26-8mmc in your dependencies?

O3 detects GHSA-5w5c-3g26-8mmc across PyPI dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

GHSA-5w5c-3g26-8mmc: openvpn-monitor… | O3 Security