CVE-2026-75784: critical vulnerability in TRENDnet TEW-WLC100
TRENDnet TEW-WLC100 HTTP Header nginx FUN_0040da4c stack-based overflow
Published · Updated
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48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 10epss 1.1%
A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of the file /usr/nginx/sbin/nginx of the component HTTP Header Handler. The manipulation of the argument Server results in stack-based buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.
CVSS: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
Affected products
TRENDnet · TEW-WLC100public PoCs found — 1
cve_referencegithub.com/meishigana/CVE/blob/main/team15_20260702/02_wlc100-nginx/poc/poc-nginx-overflow.pyunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — TRENDnet TEW-WLC100
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References
https://github.com/meishigana/CVE/blob/main/team15_20260702/02_wlc100-nginx/poc/poc-nginx-overflow.pyhttps://github.com/meishigana/CVE/tree/main/team15_20260702/02_wlc100-nginxhttps://vuldb.com/cve/CVE-2026-75784https://vuldb.com/submit/877773https://vuldb.com/vuln/391525https://vuldb.com/vuln/391525/cti