CVE-2025-41767CWE-347

Signature bypass on update upload

High · published March 9, 2026

CVSS v3.1
7.2
EPSS
0%
Percentile
12.3
In the wild
Unconfirmed
What it is

A high-privileged remote attacker can fully compromise the device by abusing an update signature bypass vulnerability in the wwwupdate.cgi method in the web interface of UBR.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00224 · 12.3th percentile
Weakness
CWE-347 · Improper Verification of Cryptographic Signature
Published
2026-03-09T08:18Z
EPSS history
Timeline
  • 09 MAR 08:18Z
    Signature bypass on update upload
    cvelistv5