PT-2026-27117 · Nexxt Solutions · Nebula 300+

Angel Barre · Published 2026-03-23 · Updated 2026-03-23 · CVE-2026-31850

Positive Technologies (AI Summary)

CVSS v4.0

6.8

Medium

Base vector

AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Nexxt Solutions Nebula 300+ firmware versions through 12.01.01.37

Description The firmware stores sensitive information, including administrative credentials and WiFi pre-shared keys, in plaintext within exported configuration backup files.

Recommendations Versions prior to 12.01.01.38 should not be used.

Fix

Weakness Enumeration

CWE-256

Related Identifiers

CVE-2026-31850

Affected Products

Nebula 300+

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-31850 · Security Note
• https://nexxtsolutions.com/connectivity/internal-products/ARN02304U6 · Note
• https://nexxt-connectivity-frontend.s3.amazonaws.com/media/docs/Nebula300+_v12.01.01.37.zip · Note
• https://twitter.com/VulmonFeeds/status/2036127102659862884 · Twitter Post