High 7.8Published Mar 9, 2026

CVE-2025-41761Privilege escalation possible

Updated under an hour ago (Oct 27, 2026, 5:30 AM ET)

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It affects MBS UBR-01 Mk II and 3 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for MBS UBR-01 Mk II

Exploited in the last 30 days

A low‑privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-88
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: CERTVDE
NVD analysis: Analyzed
Record last updated: Mar 9, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

MBS UBR-01 Mk II mbs:ubr_01_mk_ii (from the name)	from 0.0.0 before 6.0.1.0	CNA record
MBS UBR-02 mbs:ubr_02 (from the name)	from 0.0.0 before 6.0.1.0	CNA record
MBS UBR-LON mbs:ubr_lon (from the name)	from 0.0.0 before 6.0.1.0	CNA record
mbs-solutions universal_bacnet_router_firmware mbs-solutions:universal_bacnet_router_firmware	before 6.0.1.0	NVD

References

References

https://www.mbs-solutions.de/mbs-2025-0001	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.