CVE-2026-15352: NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-16 · updated 2026-10-24
Weakness: CWE-476

Description

A vulnerability exists in the Health & Safety (HS) application of NASA's Core Flight System (cFS). The flaw allows the application to crash via segmentation fault when processing a routine Housekeeping Telemetry request, leading to denial of service.

Affected products

NASA Core Flight System (cFS) Health & Safety (HS) Application: before v7.0.1 — fixed in v7.0.1

How to fix

Upgrade to a fixed version: NASA Core Flight System (cFS) Health & Safety (HS) Application v7.0.1. Check the vendor advisory for mitigations.

References

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-197-03.json
https://github.com/nasa/HS/releases/tag/v7.0.1
https://www.cisa.gov/news-events/ics-advisories/icsa-26-197-03

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