CVE-2026-84471 Affecting openvpn package, versions <2.7.7-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-OPENVPN-19530625
- published4 Sept 2026
- disclosed14 Oct 2026
Introduced: 4 Sep 2026
CVE-2026-84471 (opens in a new tab)How to fix?
Upgrade Debian:unstable openvpn to version 2.7.7-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream openvpn package and not the openvpn package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
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.