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CVE-2026-35083

Last refreshed2026-10-06

Status: UPDATED  |  Advisory ID: CVE-2026-35083

Key Details

CVECVE-2026-35083
CVSS Score / Version8.8 (High) / CVSS v3.1
Updated2026-07-22
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is low; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected productssee table below
Classified asCWE-121 (Stack-based Buffer Overflow)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
mbs-solutionsuniversal_gateway_firmware
MBSSingle-A
MBSDouble-A Profibus
MBSDouble-A x-link
MBSSingle-X
MBSDouble-X CAN
MBSDouble-X DALI
MBSDouble-X KNX
MBSDouble-X LON
MBSDouble-X M-Bus
MBSDouble-X PROFINET
MBSDouble-X x-link
MBSTriple-X KNX+DALI
MBSTriple-X KNX+LON
MBSTriple-X KNX+M-Bus
MBSTriple-X PROFINET+DALI
MBSTriple-X PROFINET+KNX
MBSTriple-X PROFINET+LON
MBSTriple-X PROFINET+M-Bus
SubsystemsGeneral OT
SectorsMultiple

What to Know

A remote attacker with user privileges can exploit a stack buffer overflow to gain full system access as root.

What to Do

Monitor mbs-solutions's and MBS's web pages for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-35083
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-35083
Vendor advisoryhttps://www.certvde.com/en/advisories/VDE-2026-039/