CVE-2026-15352

HIGH 7.5

NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-476
Vendor	nasa
Product	core flight system (cfs) health & safety (hs) application
Published	Jul 16, 2026
Last Updated	Jul 16, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

NASA / Core Flight System (cFS) Health & Safety (HS) Application

0 < v7.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Grady DeRosa reported this vulnerability to CISA.