CVE-2026-76869 (GCVE-0-2026-76869)

Vulnerability from cvelistv5 – Published: 2026-09-15 21:58 – Updated: 2026-09-17 19:27
VLAI
Title
Netcore NR255-V 1.5.130703 Stack-Based Buffer Overflow in reboot_timer_set.cgi
Summary
Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in reboot_timer_set.cgi caused by improper sscanf token parsing. Attackers can exploit this flaw by submitting crafted input to the affected endpoint to corrupt stack memory.
Severity
8.6 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
7.2 (High)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-17 18:57 UTC
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
References
Impacted products
Vendor Product Version CPE status
Netcore NR255-V Affected: 1.5.130703 (custom)
guessed Create a notification for this product.
Date Public
2026-09-04 00:00
Credits
Zhou Ao Yin Luxing Jiang Yuxuan Liu Xin @Nebusec
Show details on NVD website
To clipboard 

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