by Kastro
Paper/Archive/CVE-2026-120283

CVE-2026-120283

Linksys E8450 — Linksys E8450 portal.cgi strcpy stack-based overflow

CVSS 10.0
critical.is priorityof 100
30
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0No EPSS score.000 × 200.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

A vulnerability was identified in Linksys E8450 1.2.00.360516. Affected is the function strcpy of the file /www/cgi-bin/portal.cgi. Such manipulation of the argument hidden_timezone leads to stack-based buffer overflow. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

ProductAffectedFixed inSource
E84501.2.00.360516–CNA

Scores by source

VulDB (CNA)10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
VulDB (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)10.0CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

References

writeupvuldb.com/vuln/429627refvuldb.com/vuln/429627/ctiwriteupvuldb.com/cve/CVE-2026-120283writeupvuldb.com/submit/1014924reflinksys.com