CVE-2026-108804

CRITICAL 10.0

TRENDnet TEW-751DR/TEW-752DRU/TEW733GR Web Management Backend pigwidgeon.cgi fwrite os command injection

CVSS Score

10.0

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in TRENDnet TEW-751DR, TEW-752DRU and TEW733GR 1.03B01/1.03B03. Affected is the function fwrite of the file pigwidgeon.cgi of the component Web Management Backend. The manipulation of the argument service results in os command injection. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor confirms: "As this router was EOL'd in 2011, we have no way of testing if such vulnerability exists. We will notify our customers of a potential vulnerability on this product." This vulnerability only affects products that are no longer supported by the maintainer.

CWE	CWE-78 CWE-77
Vendor	trendnet
Product	tew-751dr
Published	Oct 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

TRENDnet / TEW-751DR

1.03B01 1.03B03

TRENDnet / TEW-752DRU

1.03B01 1.03B03

TRENDnet / TEW733GR

1.03B01 1.03B03

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/416581 vuldb.com: https://vuldb.com/vuln/416581/cti vuldb.com: https://vuldb.com/cve/CVE-2026-108804 vuldb.com: https://vuldb.com/submit/962770 github.com: https://github.com/dacj4n/TRENDNetExploits github.com: https://github.com/dacj4n/TRENDNetExploits/tree/main/exploit

Credits

🔍 dacjun (VulDB User) VulDB CNA Team