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Description

A vulnerability was detected in TRENDnet TEW-821DAP up to 1.12B01. The affected element is the function tools_diagnostic. The manipulation results in os command injection. The exploit is now public and may be used. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-02 | Updated 2026-05-04 | Assigner VulDB




MEDIUM: 5.1CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.5CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 5.5CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.2AV:A/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

1.12B01
affected

Timeline

2026-05-01:Advisory disclosed
2026-05-01:VulDB entry created
2026-05-01:VulDB entry last update

Credits

IOT_Res (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/360565 (VDB-360565 | TRENDnet TEW-821DAP tools_diagnostic os command injection) vdb-entry technical-description

vuldb.com/vuln/360565/cti (VDB-360565 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/806215 (Submit #806215 | Trendnet TEW-821DAP v1.12B01 CWE-78 Improper Neutralization of Special Elements used in an OS) third-party-advisory

github.com/...re_Update/blob/main/Trendnet/TEW-821DAP_CI1.md exploit patch

cve.org (CVE-2026-7608)

nvd.nist.gov (CVE-2026-7608)

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