CVE-2026-76945Network attack vector

Unauthenticated administrative access via replayable tokens

Published Aug 27, 2026 · Updated Aug 27, 2026

Authentication bypass in Ebyte NE2-D11 Firmware FW-9167-0-11 allows remote attackers to access administrative functions via tokens. The device accepts replayed or manipulated client-managed authentication tokens without sufficient server-side validation. No credentials or user interaction are required; the published impact is unauthorized administrative access with confidentiality loss, not configuration changes or service interruption.

CVSS severity7.5
High
EPSS probability0.36%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Ebyte NE2-D11 Firmware FW-9167-0-11 allows remote attackers to access administrative functions via tokens. The device accepts replayed or manipulated client-managed authentication tokens without sufficient server-side validation. No credentials or user interaction are required; the published impact is unauthorized administrative access with confidentiality loss, not configuration changes or service interruption.

The record

CVE
CVE-2026-76945
Published
Aug 27, 2026
Updated
Aug 27, 2026
Vendor
Chengdu Ebyte Electronic Technology Co., Ltd.
Product
Ebyte NE2-D11 Firmware
Classifications
CWE-603, T1550
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 27, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 27, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=FW-9167-0-11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Chengdu Ebyte Electronic Technology Co., Ltd. · Ebyte NE2-D11 Firmwareversion=FW-9167-0-11

Published CVSS scores

8.7CISA ICS-CERTCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
7.5CISA ICS-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-603Use of Client-Side Authentication
T1550Use Alternate Authentication Material

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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