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P5Verified
CVE-2026-84256: OpenVPN 2.1_rc10 through 2.6.22, 2.7_alpha1 through 2.7.7
CVE-2026-84256. EPSS 0.00383 (percentile 0.30372), scored 12-Oct-2026.
Affected technology
OpenVPN · 2.1_rc10 through 2.6.22, 2.7_alpha1 through 2.7.7
OpenVPN
Description’s affected range: through 2.6.22 and 2.7_alpha1 through 2.7.7 on Windows
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Remote authenticated users can execute arbitrary commands via a crafted certificate subject. Vendor/CNA’s CVSS 4.0 assessment (base score 7.7/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-78, CWE-88
- CCR priority
- 0.1 /100 (P5)
- EPSS
- 0.00383 · percentile 0.30471 · 2026-10-13
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-14 05:24:14.258005+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-14 05:19:44.455882+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-84256.html