CVE-2025-41756 is a high-severity arbitrary file write vulnerability affecting MBS Solutions' Universal BACnet Router firmware (ubr_01_mk_ii, ubr_02, ubr_lon). A low-privileged remote attacker can exploit an undocumented API endpoint, specifically the ubr-editfile method in wwwubr.cgi, to write arbitrary files to the system. With a CVSS score of 8.1 (High), this vulnerability has low attack complexity and requires only low privileges, enabling high impact to system integrity and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.0.1.0CPE matchmatch criteria | cpe:2.3:o:mbs-solutions:universal_bacnet_router_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.