CVE-2026-75784
TRENDnet TEW-WLC100 buffer overflow
- Published18 Aug 2026
Description
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 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://github.com/meishigana/CVE/blob/main/team15_20260702/02_wlc100-nginx/poc/poc-nginx-overflow.py
- https://github.com/meishigana/CVE/tree/main/team15_20260702/02_wlc100-nginx
- https://vuldb.com/cve/CVE-2026-75784
- https://vuldb.com/submit/877773
- https://vuldb.com/vuln/391525
- https://vuldb.com/vuln/391525/cti
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-75784 being actively exploited?
CVE-2026-75784 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.10%.
How severe is CVE-2026-75784?
CVE-2026-75784 has a CVSS 3.1 base score of 10.0, rated critical. EPSS estimates a 1.10% probability of exploitation.
How do I fix CVE-2026-75784?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-75784 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.