Denial of Service Vulnerability in Software Bus Network Application by NASA
CVE-2026-67974

7.5HIGH

Key Information:

Vendor

NASA

Status
Software Bus Network (SBN)
Vendor
CVE Published:
3 August 2026

What is CVE-2026-67974?

A parser boundary flaw in NASA's Software Bus Network (SBN) application allows attackers to exploit the peer subscription message handling. By sending a specially crafted packet, malicious users can trigger a Denial of Service, potentially disrupting operations and affecting system performance. This vulnerability highlights the importance of secure data handling mechanisms within critical software frameworks.

References

https://github.com/nasa/cFS
https://github.com/nasa/cFS/issues/1074

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.