Cyber Resilience

CVE-2025-55085

HighPublic PoC

Published: 17 October 2025

Published
17 October 2025
Modified
27 October 2025
KEV Added
—
Patch
—
CVSS Score v4 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0017 37.7th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-55085 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Eclipse Threadx Netx Duo. Its CVSS base score is 8.8 (High).

Operationally, ranked at the 37.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

In NextX Duo before 6.4.4, in the HTTP client module, the network support code for Eclipse Foundation ThreadX, the parsing of HTTP header fields was missing bounds verification. A crafted server response could cause undefined behavior.

CWE(s)
CWE-125CWE-1286

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

eclipse
threadx netx duo
≤ 6.4.4.202503

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References