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High 8.8Published Oct 20, 2026

CVE-2026-94018NetX Duo Web HTTP server releases an uninitialized packet pointer on the PUT Content-Length underflow path

Updated under an hour ago ()

Does this affect you?

It affects Eclipse Foundation Eclipse ThreadX - NetX Duo. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.40%, higher than 33% of scored CVEs.

The Web add-on's HTTP server dereferences and releases an uninitialized pointer when it detects a `Content-Length` underflow while processing a `PUT` request. The condition is reachable by an unauthenticated remote client with a single malformed request.

CVSS
8.8 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-457, CWE-824
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.40% (percentile 33)
Assigned by
eclipse
NVD analysis
Awaiting Analysis
Record last updated
Oct 20, 2026
First seen by InfoSec Signals
Oct 20, 2026

Affected products

Affected products
Eclipse Foundation Eclipse ThreadX - NetX Duo
eclipse_foundation:eclipse_threadx_netx_duo (from the name)
from 6.4.2 through 6.5.1.202602; 6.5.2.202603 not affected
CNA record

References

References

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.

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