CVE-2026-67974CWE-20

CVE-2026-67974

High · published August 4, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
43.8
In the wild
Unconfirmed
What it is

A parser boundary flaw in the Software Bus Network (SBN) application's peer subscription message handling in NASA cFS v7.0.1 allows attackers to cause a Denial of Service (DoS) via sending a crafted packet.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00526 · 43.8th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-08-04T02:16Z
References (3)
https://github.com/nasa/cFS · [email protected]https://github.com/nasa/cFS/issues/1074 · [email protected]https://github.com/nasa/cFS/issues/1074 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 03 AUG 00:00Z
    A parser boundary flaw in the Software Bus Network (SBN) application's peer subscription message handling in NASA cFS v7.0.1 allows attackers to cause a Denial…
    cvelistv5