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.

Score

CVSS 4.0 6.9 Medium

Status

Modified - prodsec@nozominetworks.com

Published

2026-07-09

Last modified

2026-08-11

Weaknesses

CWE-306

Affected products

• Cmc (Nozomi Networks)
• Guardian (Nozomi Networks)
• Cmc (Nozominetworks)
• Guardian (Nozominetworks)
• Ruggedcom Ape1808 (Siemens)

References

• https://security.nozominetworks.com/NN-2026:10-01
• https://cert-portal.siemens.com/productcert/html/ssa-827968.html