CVE-2025-61939 — Columbia Weather Systems MicroServer Improper Restriction of Communication Channel to Intended Endpoints
An unused function in MicroServer can start a reverse SSH connection to a vendor registered domain, without mutual authentication. An attacker on the local network with admin ac…
Published: 2026-01-07 · CVSS: 8.7 · CVSS 4.0
An unused function in MicroServer can start a reverse SSH connection to a vendor registered domain, without mutual authentication. An attacker on the local network with admin access to the web server, and the ability to manipulate DNS responses, can redirect the SSH connection to an attacker controlled device.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7