CVE-2026-4354

TRENDnet TEW-824DRU Web apply_sec.cgi sub_420A78 cross site scripting

Published Mar 17, 2026 CVSS 4.0 · 5.1 Medium EPSS 2.8% KEV · Not listed
Description
A vulnerability was identified in TRENDnet TEW-824DRU 1.010B01/1.04B01. The impacted element is the function sub_420A78 of the file apply_sec.cgi of the component Web Interface. Such manipulation of the argument Language leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Trendnet tew-824dru
Vendors & Products Trendnet tew-824dru
Type Values Removed Values Added
Description A vulnerability was identified in TRENDnet TEW-824DRU 1.010B01/1.04B01. The impacted element is the function sub_420A78 of the file apply_sec.cgi of the component Web Interface. Such manipulation of the argument Language leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title TRENDnet TEW-824DRU Web apply_sec.cgi sub_420A78 cross site scripting
First Time appeared Trendnet
Trendnet tew-824dru Firmware
Weaknesses CWE-79
CWE-94
CPEs cpe:2.3:o:trendnet:tew-824dru_firmware:*:*:*:*:*:*:*:*
Vendors & Products Trendnet
Trendnet tew-824dru Firmware
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 3.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Mar 18, 2026, 8:19 PM
Reserved
Mar 17, 2026, 6:23 PM
Status
Deferred
Published
Mar 18, 2026, 12:16 AM
Modified
Jun 17, 2026, 10:56 AM