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.
No exploitation reported and no EPSS estimate yet.
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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)
- Not loaded for this CVE
- Assigned by
- eclipse
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 20, 2026
- First seen by InfoSec Signals
- Oct 20, 2026
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
- https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-wjxf-gjm5-jh5q
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.