CVE-2026-18064CWE-476

CVE-2026-18064

High · published July 31, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
48.5
In the wild
Unconfirmed
What it is

An incomplete fix for CVE-2026-15352 in the NASA core Flight System

(cFS) Health and Safety (HS) application leaves a separate NULL pointer

dereference reachable in versions through 7.0.1. An attacker who can

trigger the affected command under specific conditions could cause the

HS application to crash, resulting in a denial-of-service condition and

processor reset.

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
0.00609 · 48.5th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-07-31T02:16Z
References (3)
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-211-06.json · [email protected]https://github.com/nasa/HS · [email protected]https://www.cisa.gov/news-events/ics-advisories/icsa-26-211-06 · [email protected]
EPSS history
Timeline
  • 30 JUL 21:35Z
    NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference
    cvelistv5