CVSS 4.0
6.0 mediumCVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:NCVE-2026-12996
Medium (6.0). EPSS 0.5% chance of exploitation in the next 30 days.
A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote authenticated peers to potentially cause a denial of service or leak memory via crafted packets during TLS session promotion or expiry
Severity
CVSS 3.1
8.1 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H- EPSS
- 0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-125, CWE-416
- Published
- Modified
- Record from
- the NVD, synced
Affected
- debian:debian_linux
- openvpn:openvpn