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Vulnerabilities

Vulnerability · CVE-2025-10680

OpenVPN 2.7_alpha1 through 2.7_beta1 on POSIX based platforms allows a remote authenticated server to inject shell commands via DNS variables when --dns-updown is in use

Published Oct 24, 2025 · catalog updated Feb 26, 2026 · OpenVPN OpenVPN

Last checked Oct 31, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-10680. EPSS is 7.34%. Act only if a listed version of OpenVPN OpenVPN is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
7.34%
Remediation
Advisory link
Affected products
vendor OpenVPN OpenVPN 2.7_alpha1 ≤2.7_beta1

OpenVPN 2.7_alpha1 through 2.7_beta1 on POSIX based platforms allows a remote authenticated server to inject shell commands via DNS variables when --dns-updown is in use

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor OpenVPN OpenVPN 2.7_alpha1 ≤2.7_beta12.7_alpha1 ≤2.7_beta1

How to fix CVE-2025-10680

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in 2.7_alpha1 ≤2.7_beta1

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-10680. EPSS is 7.34%. Act only if a listed version of OpenVPN OpenVPN is installed.

Which versions are affected?

Compare what you have installed with OpenVPN OpenVPN 2.7_alpha1 ≤2.7_beta1 2.7_alpha1 ≤2.7_beta1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 7.34%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 24, 2025 · EUVD

    Detected

    OpenVPN 2.7_alpha1 through 2.7_beta1 on POSIX based platforms allows a remote authenticated server to inject shell commands via DNS variables when --dns-updown is in use

  2. Feb 26, 2026 · EUVD

    Updated

    OpenVPN 2.7_alpha1 through 2.7_beta1 on POSIX based platforms allows a remote authenticated server to inject shell commands via DNS variables when --dns-updown is in use

Sources

  • CVE.orgVulnerability recordCVE-2025-10680

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-35830

    OpenVPN 2.7_alpha1 through 2.7_beta1 on POSIX based platforms allows a remote authenticated server to inject shell commands via DNS variables when --dns-updown is in use

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 31, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 24, 2026
  • EUVDOct 24, 2026