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CVE-2026-84256

HIGH
7.7
CVSS Score
Published: September 7, 2026 at 07:55 AM UTC
Updated: October 13, 2026 at 11:18 PM UTC
1 product affected across 1 vendorOpenVPN

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Severity
HIGH7.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

An argument parsing issue in OpenVPN 2.1_rc10 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows remote authenticated users to execute arbitrary commands via a crafted certificate subject

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://community.openvpn.net/Security%20Announcements/CVE-2026-84256

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.7HIGHOpenVPN
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-78CWE-88

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