NULL pointer dereference in Nasa Core Flight System (Cfs) Health & Safety (Hs) Application

CVE-2026-15352

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-15352: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15352?
CVE-2026-15352 is a high-severity vulnerability in Nasa Core Flight System (Cfs) Health & Safety (Hs) Application, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2026-07-16.
How severe is CVE-2026-15352?
High severity. CVSS v3 base score is 7.5 out of 10.