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Public proof of concept

CVE-2026-94098

A public proof of concept exists; no exploitation attested.

  • Published2026-09-21
  • WeaknessCWE-74 · CWE-77

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability was identified in Netcore NBR200V2 1.3.241127.071246. This vulnerability affects unknown code of the file /www/cgi-bin/upgrade of the component Firmware Upgrade CGI Endpoint. Such manipulation of the argument QUERY_STRING leads to command injection. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Timeline

dates in UTC
  1. 2026-09-2101:16CVE publishedNVD

Versions per branch

Products declared by the CNA

As VulDB, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Netcore NBR200V2
    Affected
    • = 1.3.241127.071246no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-09-21

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-94098 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionpoc2026-09-21
  • CNACVSS 4.08.5known since 2026-10-23
  • CNACVSS 3.19.1known since 2026-10-23
  • CNACVSS 2.08.3known since 2026-10-23
  • CNAweakness (CWE)CWE-74, CWE-77known since 2026-10-23
  • FIRST EPSSEPSS score2.4 %2026-11-05
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS 4.0 vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/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:X/V:X/RE:X/U:X
Published
2026-09-21
Last Modified
2026-09-21
NVD status
Deferred
GitHub Advisory
GHSA-4w3j-cmwq-6m3q

Frequently asked questions

What is CVE-2026-94098?

A vulnerability was identified in Netcore NBR200V2 1.3.241127.071246. This vulnerability affects unknown code of the file /www/cgi-bin/upgrade of the component Firmware Upgrade CGI Endpoint. Such manipulation of the argument QUERY_STRING leads to command injection. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Is CVE-2026-94098 actively exploited?

A proof-of-concept exploit exists for CVE-2026-94098, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-94098?

CVE-2026-94098 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

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