Critical severity · published Sep 28, 2026
CVE-2026-101074
Netcore NR289-GE Authentication boa password-check stack-based overflow
9.8
CVSS
0.8%
EPSS
No
On KEV
Description
A weakness has been identified in Netcore NR289-GE 1.4.5102. The affected element is the function password-check of the file /bin/boa of the component Authentication. Executing a manipulation of the argument Username can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NR
NR289-GE · Netcore
1.4.5102 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-101074
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-101074
vdb-entry
https://vuldb.com/vuln/410945
signature
https://vuldb.com/vuln/410945/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-101074
third-party-advisory
https://vuldb.com/submit/929202
exploit
https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/netcore_NR289-GE_V1.4.5102%2C2018.06.1418_44%20Router/Netcore_NR289-GE_boa_stack_overflow.md
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