CVE-2026-75784

TRENDnet TEW-WLC100 HTTP Header nginx FUN_0040da4c stack-based overflow

Published Aug 18, 2026 CVSS 4.0 · 10 Critical EPSS 1.1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title TRENDnet TEW-WLC100 HTTP Header nginx FUN_0040da4c stack-based overflow
First Time appeared Trendnet
Trendnet tew-wlc100
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:a:trendnet:tew-wlc100:*:*:*:*:*:*:*:*
Vendors & Products Trendnet
Trendnet tew-wlc100
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 10, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 10, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Aug 20, 2026, 5:20 PM
Reserved
Aug 18, 2026, 6:51 AM
Status
Deferred
Published
Aug 18, 2026, 3:17 PM
Modified
Oct 22, 2026, 10:10 PM