by Kastro
Paper/Archive/CVE-2026-108804

CVE-2026-108804

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

EPSS 2%public exploitCVSS 10.0
critical.is priorityof 100
57
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 83.4.834 × 2016.7Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
TEW-751DR1.03B01–CNA
TEW-751DR1.03B03–CNA
TEW-752DRU1.03B01–CNA
TEW-752DRU1.03B03–CNA
TEW733GR1.03B01–CNA
TEW733GR1.03B03–CNA

Scores by source

VulDB (CNA)10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
VulDB (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)10.0CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

writeupvuldb.com/vuln/416581refvuldb.com/vuln/416581/ctiwriteupvuldb.com/cve/CVE-2026-108804writeupvuldb.com/submit/962770exploitgithub.com/dacj4n/TRENDNetExploitsexploitgithub.com/dacj4n/TRENDNetExploits/tree/main/exploit