Information disclosure in Containernetworking Plugins
CVE-2025-67499
The CNI portmap plugin allows containers to emulate opening a host port, forwarding that traffic to the container. Versions 1.6.0 through 1.8.0 inadvertently forward all traffic with the same destination port as the host port when the por…
Vulnerability class: Information Disclosure
EPSS: 0.001 (1.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H.
Affected products
- Containernetworking Plugins — versions >= 1.6.0, < 1.9.0
- Linuxfoundation Cni_network_plugins
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2025-67499?
- CVE-2025-67499 is a medium-severity vulnerability in Containernetworking Plugins, classified under Information Disclosure. CVSS score: 6.6/10. Published 2025-12-10.
- How severe is CVE-2025-67499?
- Medium severity. CVSS v3 base score is 6.6 out of 10.