CVE-2026-7608 Details
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.
An OS command injection vulnerability has been identified in the TRENDnet TEW-821DAP access point, affecting firmware versions prior to 1.12B01. The issue arises in the 'tools_diagnostic' function, where user-supplied IP addresses are improperly sanitized before being used in a ping command. This flaw allows attackers to inject malicious commands that could be executed on the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 4, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_CI1.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/submit/806215 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/360565 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/360565/cti | [email protected] | Permissions RequiredVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| trendnet tew-821dap firmware | 1.12b01 |
CPE
Remediation
| |
| trendnet tew-821dap | 1.0r |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 6, 2026 | Initial Analysis | [email protected] |
| May 2, 2026 | New CVE Received | [email protected] |