CVE-2026-7608: OS Command Injection in TRENDnet TEW-821DAP
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.
AI Analysis
Technical Summary
This vulnerability involves OS command injection in the tools_diagnostic function of TRENDnet TEW-821DAP firmware up to version 1.12B01, which only runs on hardware version v1.xR. An attacker with low privileges can manipulate input to execute arbitrary OS commands. The product is end-of-life and unsupported, and no official fix or patch has been provided by TRENDnet. The CVSS 4.0 base score is 5.1, reflecting medium severity with attack vector requiring adjacent network access and low complexity. Exploit code is publicly available, but no active exploitation has been confirmed.
Potential Impact
Successful exploitation allows an attacker with limited privileges and adjacent network access to execute arbitrary OS commands on the affected device. This could lead to unauthorized control or disruption of the device. However, the impact is mitigated by the fact that the product is end-of-life, no longer sold, and unsupported by the vendor.
Mitigation Recommendations
No official patch or remediation is available since the product is end-of-life and no longer supported by TRENDnet. Users should consider replacing affected devices with supported hardware to mitigate risk. Patch status is not yet confirmed due to lack of vendor updates; check vendor advisories for any future guidance.
CVE-2026-7608: OS Command Injection in TRENDnet TEW-821DAP
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.
CVSS v4.0
Score 5.1medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves OS command injection in the tools_diagnostic function of TRENDnet TEW-821DAP firmware up to version 1.12B01, which only runs on hardware version v1.xR. An attacker with low privileges can manipulate input to execute arbitrary OS commands. The product is end-of-life and unsupported, and no official fix or patch has been provided by TRENDnet. The CVSS 4.0 base score is 5.1, reflecting medium severity with attack vector requiring adjacent network access and low complexity. Exploit code is publicly available, but no active exploitation has been confirmed.
Potential Impact
Successful exploitation allows an attacker with limited privileges and adjacent network access to execute arbitrary OS commands on the affected device. This could lead to unauthorized control or disruption of the device. However, the impact is mitigated by the fact that the product is end-of-life, no longer sold, and unsupported by the vendor.
Mitigation Recommendations
No official patch or remediation is available since the product is end-of-life and no longer supported by TRENDnet. Users should consider replacing affected devices with supported hardware to mitigate risk. Patch status is not yet confirmed due to lack of vendor updates; check vendor advisories for any future guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-01T12:07:31.537Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f5be8fcbff5d8610c006e7
Added to database: 5/2/2026, 9:06:23 AM
Last enriched: 5/10/2026, 2:16:47 AM
Last updated: 6/15/2026, 4:46:59 PM
Views: 80
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