CVE-2026-15487

TRENDnet TEW-821DAP Firmware Update system_ntp sub_41FBD0 os command injection

MEDIUM
6.3
CVSS Score
Published: July 12, 2026 at 08:30 AM UTC
Updated: October 25, 2026 at 03:10 PM UTC
2 products affected across 1 vendorTew 821DAP FirmwareTEW-821DAP

Using TEW-821DAP by TRENDnet?

Get instant alerts when new vulnerabilities affect TEW-821DAP - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.3
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

A vulnerability was found in TRENDnet TEW-821DAP 1.11B03. This impacts the function sub_41FBD0 of the file /goform/system_ntp of the component Firmware Update Handler. Performing a manipulation of the argument Hostname results in os command injection. The attack may be initiated remotely. The vendor explains: "We are unable to confirm the existence of the vulnerabilities for (...) TEW-821DAP (v1.0R) as these items have been EOL. " This vulnerability only affects products that are no longer supported by the maintainer.

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. What the record does show:

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/377794
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/377794/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-15487
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/842385

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-78CWE-77

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card