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Fencer Intel
medium 6.1

CVE-2026-122124 json

On Yealink UVC40 E2 devices before 319.410.0.71, an attacker with short-term physical access can steal Wi‑Fi credentials via the USB interf…

published 5d ago modified 4h ago also EUVD-2026-117015

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits
0
none known

Summary

On Yealink UVC40 E2 devices before 319.410.0.71, an attacker with short-term physical access can steal Wi‑Fi credentials via the USB interface. Sensitive data within the firmware configuration can be abused to gain root privileges on the device. Within Wi‑Fi coverage, the attacker may perform audio and video eavesdropping with no LED alert from the device.

Patch / fix

  • Yealink UVC40 E2 319.410.0.71

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-122124 updated cvss 6.1

UVC40: Yealink UVC40: Privilege escalation via physical USB access

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
4h ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.1 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

  • Yealink UVC40 E2

Classification

Weakness
  • CWE-669 Incorrect Resource Transfer Between Spheres

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.