CVE-2025-13086
openvpn - security update
7.5
HIGH
CVSS 3.1
EPSS 0.05%
Description
Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client
How to fix CVE-2025-13086
To remediate CVE-2025-13086, upgrade the affected package to a fixed version below.
- —upgrade to 2.6.16-r0 or later
- —upgrade to 2.6.3-1+deb12u4 or later
- —upgrade to 2.6.3-1+deb12u4 or later
Is CVE-2025-13086 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.6.16-r0
- from 0, < 2.6.3-1+deb12u4
- from 0, < 2.6.3-1+deb12u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |