High severity · published Oct 13, 2026
CVE-2026-84790
OpenVPN 2.7_alpha1 through 2.7.7 allows remote authenticated users to impersonate others via a crafted certificate subject field
7.6
CVSS
0.1%
EPSS
No
On KEV
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenVPN · OpenVPN
2.7_alpha1 through 2.7.7 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84790
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84790
vendor-advisory
https://community.openvpn.net/Security%20Announcements/CVE-2026-84790
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