CVE-2026-75160CWE-269privilege-escalation

CVE-2026-75160

Critical · published September 4, 2026

CVSS v3.1
9.1
EPSS
1%
Percentile
48.1
In the wild
Unconfirmed
What it is

An issue in X-Serie Gateway Firmware V6_00_05 allows a remote attacker to escalate privileges via the endpoints /cgi-bin/wwwugw.cgi and /cgi-bin/ugwdownload.cgi.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00602 · 48.1th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-09-04T20:17Z
References (3)
https://en.mbs-solutions.de/mbs · [email protected]https://en.mbs-solutions.de/xserie · [email protected]https://github.com/SilviaMun/vulnerability-research/tree/main/CVE-2026-75160 · [email protected]
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 00:00Z
    An issue in X-Serie Gateway Firmware V6_00_05 allows a remote attacker to escalate privileges via the endpoints /cgi-bin/wwwugw.cgi and…
    cvelistv5