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Vulnerability record · CVE-2026-35077 · published 3 June 2026

CVE-2026-35077: Mbs-solutions universal gateway firmware vulnerability

Mbs Solutions · Universal Gateway Firmware

The ugw-delete-file method allows a remote attacker with user privileges to delete arbitrary local files due to insufficient validation of user-controlled input.

7.2 CVSS 4.0 High EPSS 0.53% · top 57.6% CWE-73 · CWE-73
7.2CVSS 4.0 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
22 Jul 2026Last modified by NVD

Description

The ugw-delete-file method allows a remote attacker with user privileges to delete arbitrary local files due to insufficient validation of user-controlled input.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.certvde.com/en/advisories/VDE-2026-039/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2026-35075Mbs-solutions universal gateway firmware vulnerabilityAn unauthenticated remote attacker can recover a default, hard coded password from a firmware image and thus gain full access to all affected devices.EPSS 0.59%8.7CVE-2026-35084Mbs-solutions universal gateway firmware stack-based buffer overflow vulnerabilityA remote attacker with user privileges can exploit a stack buffer overflow in dali-devconfig to gain full system access as root.EPSS 0.58%8.7CVE-2026-35085Mbs-solutions universal gateway firmware stack-based buffer overflow vulnerabilityA remote attacker with user privileges can exploit a stack buffer overflow in gdv-serverconfig to gain full system access as root.EPSS 0.58%8.7CVE-2026-35082Mbs-solutions universal gateway firmware path traversal vulnerabilityThe ugw-logread method allows a remote attacker with user privileges to access arbitrary local files due to insufficient validation of user-supplied …EPSS 0.68%8.7CVE-2026-35083Mbs-solutions universal gateway firmware stack-based buffer overflow vulnerabilityA remote attacker with user privileges can exploit a stack buffer overflow to gain full system access as root.EPSS 0.58%7.2CVE-2026-35079Mbs-solutions universal gateway firmware vulnerabilityThe ugw-restore method allows a remote attacker with user privileges to delete arbitrary local files due to insufficient validation of user-controlle…EPSS 0.53%7.2CVE-2026-35080Mbs-solutions universal gateway firmware vulnerabilityThe ugw-restoreinfo method allows a remote attacker with user privileges to delete arbitrary local files due to insufficient validation of user-contr…EPSS 0.53%7.2CVE-2026-35081Mbs-solutions universal gateway firmware improper input validation vulnerabilityThe ugw-logstop method allows a remote attacker with user privileges to terminate arbitrary processes due to insufficient validation of user-supplied…EPSS 0.53%

Source: NIST National Vulnerability Database (record CVE-2026-35077), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.