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CVE-2026-4354

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

LOW
3.5
CVSS Score
Published: March 17, 2026 at 11:32 PM UTC
Updated: June 17, 2026 at 10:56 AM UTC
2 products affected across 1 vendorTew 824DRU FirmwareTEW-824DRU

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Severity
LOW3.5
Exploit prediction
EPSS 2%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.351381
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.351381
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.772660
ExploitIssue Tracking
Source: cverecord
https://github.com/i-Corner/cve/issues/41

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.5LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79CWE-94

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