What’s Vulnerable › Vulnerabilities

CVE-2026-84471

• Severity: high (CVSS 7.2 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-14 · updated 2026-10-16
• Weakness: CWE-416

Description

The fix for CVE-2026-12996 was incomplete. A use-after-free in OpenVPN 2.6.0 through 2.6.22 and 2.7_alpha1 through 2.7.7 allows remote authenticated peers to potentially cause a denial of service or leak memory via crafted packets during TLS session promotion or expiry.

Affected products

• OpenVPN: from 2.6.0 through 2.6.22; from 2.7_alpha1 through 2.7.7

References

• https://community.openvpn.net/Security%20Announcements/CVE-2026-84471

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