Auth bypass in Nozomi Networks Cmc
CVE-2026-31983
A Missing Authentication vulnerability was discovered in the SSH keys synchronization endpoint. An unauthenticated attacker can send a request to the SSH keys synchronization endpoint and obtain the list of users that have uploaded their public SSH keys, their groups, and the uploaded public SSH keys.
Vulnerability class: Broken Authentication
EPSS: 0.002 (15.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Nozomi Networks Cmc — versions 0
- Nozomi Networks Guardian — versions 0
- Nozominetworks Cmc
- Nozominetworks Guardian
Weakness classification (CWE)
References
- prodsec@nozominetworks.com (Mitigation, Vendor Advisory)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Frequently asked questions
- What is CVE-2026-31983?
- CVE-2026-31983 is a medium-severity vulnerability in Nozomi Networks Cmc, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-07-09.
- How severe is CVE-2026-31983?
- Medium severity. CVSS v3 base score is 5.3 out of 10.