CVE-2026-94098
Netcore NBR200V2 Firmware Upgrade CGI Endpoint upgrade command injection
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Netcore NBR200V2 Firmware Upgrade CGI Endpoint upgrade command injection
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.
- Record
CVE-2026-94098- CVSS 4.0
- 9.4 Critical
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 - CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R - CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R - CVSS 2.0
- 8.3
AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR - Weakness
- CWE-77, CWE-74
- Updated
- 2026-11-02
EUVDEUVD-2026-83810
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.
- Record
EUVD-2026-83810- CVSS 4.0
- 9.4 Critical
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4w3j-cmwq-6m3q
A vulnerability was identified in Netcore NBR200V2 1.3.241127.071246. This vulnerability affects...
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.
- Record
GHSA-4w3j-cmwq-6m3q- CVSS 4.0
- 8.5 High
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 - CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-74
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-94098- CVSS 4.0
- 8.5 High
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 - CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - CVSS 2.0
- 8.3 High
AV:N/AC:L/Au:M/C:C/I:C/A:C - Weakness
- CWE-74, CWE-77
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-94098 is a critical vulnerability (CVSS 9.4) in Netcore Nbr200v2, published September 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.38%, the 84th percentile. No source names a fixed version.