Access Control Flaw in NASA cFS v7.0.1 Exposes Subscription Management
CVE-2026-67975

7.5HIGH

Key Information:

Vendor

NASA

Status
cFS
Vendor
CVE Published:
3 August 2026

What is CVE-2026-67975?

An access control vulnerability in NASA's cFS version 7.0.1 allows unauthorized users to manipulate subscription settings. Attackers can exploit this flaw to remove existing low-index subscriptions and add new streams by sending arbitrary TO_LAB add/remove subscription commands. This could compromise the integrity and operation of systems relying on this framework.

References

https://github.com/nasa/cFS
https://github.com/nasa/cFS/issues/1076

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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