CVE-2026-109157TRENDnet TEW-432BRP formTcpipSetup stack-based overflow
Updated under an hour ago ()
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It affects TRENDnet TEW-432BRP. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.59%, higher than 47% of scored CVEs.
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A vulnerability was found in TRENDnet TEW-432BRP 3.10B20. Affected by this vulnerability is the function formTcpipSetup of the file /goform/formTcpipSetup. Performing a manipulation of the argument Name results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could 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.
- CVSS
- 9.9 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-121, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.59% (percentile 47)
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
TRENDnet TEW-432BRP trendnet:tew-432brp_firmware | 3.10B20 | CNA record |
References
- https://vuldb.com/vuln/416890vdb-entry, technical-description
- https://vuldb.com/vuln/416890/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-109157third-party-advisory
- https://vuldb.com/submit/979590third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/TRENDnet/vuln_21/21.mdexploit
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.