CVE-2026-31983 (GCVE-0-2026-31983)

Vulnerability from cvelistv5 – Published: 2026-07-09 07:22 – Updated: 2026-07-09 12:41
VLAI
Title
Missing authentication in SSH keys synchronization endpoint in Guardian/CMC before 26.2.0
Summary
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.
Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-306 - Missing authentication for critical function
Assigner
References
Impacted products
Vendor Product Version
Nozomi Networks Guardian Affected: 0 , < 26.2.0 (semver)
Create a notification for this product.
Nozomi Networks CMC Affected: 0 , < 26.2.0 (semver)
Create a notification for this product.
Date Public
2026-07-07 07:00
Credits
This issue was found by Andrea Palanca of Nozomi Networks Product Security team during an internal investigation.
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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