0.0
NA
CVE-2026-67976
Fprime Ref::SignalGen Denial of Service Vulnerability
Description

The Ref::SignalGen component of fprime framework v4.2.2 does not validate the safety of user-controlled parameters, allowing attackers to cause a Denial of Service (DoS) via inputting unsafe parameters.

INFO

Published Date :

Aug. 3, 2026, 9:16 p.m.

Last Modified :

Aug. 3, 2026, 9:16 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-67976 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Patch the Ref::SignalGen component to validate user-controlled parameters for safety.
  • Update the fprime framework to a patched version.
  • Implement input validation for user parameters.
  • Review and sanitize all external inputs.
  • Test signal generation with diverse inputs.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-67976.

URL Resource
https://github.com/freedomfoxvare/cve/issues/2
https://github.com/nasa/fprime
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-67976 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-67976 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-67976 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-67976 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 03, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'n/a', 'product': 'n/a', 'versions': [{'status': 'affected', 'version': 'n/a'}]}]
    Added Description The Ref::SignalGen component of fprime framework v4.2.2 does not validate the safety of user-controlled parameters, allowing attackers to cause a Denial of Service (DoS) via inputting unsafe parameters.
    Added Reference https://github.com/freedomfoxvare/cve/issues/2
    Added Reference https://github.com/nasa/fprime
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.