High 7.2Published Oct 15, 2025

CVE-2025-55080Improper Parameter Check in ThreadX Syscall Implementation

Updated under an hour ago (Oct 26, 2026, 8:10 PM ET)

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It affects Eclipse Foundation ThreadX and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Eclipse Foundation ThreadX

Exploited in the last 30 days

In Eclipse ThreadX before 6.4.3, when memory protection is enabled, syscall parameters verification wasn't enough, allowing an attacker to obtain an arbitrary memory read/write.

CVSS: 7.2 HIGH (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Weakness (CWE): CWE-233
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: Analyzed
Record last updated: Oct 15, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Eclipse Foundation ThreadX eclipse_foundation:threadx (from the name)	before 6.4.3	CNA record
eclipse threadx eclipse:threadx	before 6.4.3	NVD

References

References

https://github.com/eclipse-threadx/threadx/security/advisories/GHSA-76hh-wrj5-hr2v	vendor-advisory, third-party-advisory

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.