High severity · published Jul 16, 2026
CVE-2026-15352
NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference
7.5
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
In the news
VulnerabilityHigh
NASA Core Flight System (cFS) Health & Safety (HS) Application
View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition. The following versions of NASA Core Flight System (cFS) Health & Safety (HS) Application are affected: Core Flight System (cFS) Health & Safety (HS) Application <=v7.0.1 (CVE-2026-18064) CVSS Vendor Equipment Vulnerabilities v3 7.5 NASA NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference Background Critical Infrastructure Sectors: Transportation Systems Countries/Areas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities Expand All + CVE-2026-18064 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. View CVE Details Affected Products NASA Core Flight System (cFS) Health & Safety (HS) Application Vendor: NASA Product Version: NASA Core Flight System (cFS) Health & Safety (HS) Application: <=v7.0.1 Product Status: known_affected Remediations Mitigation NASA reports that an official fix is currently under development and is expe...
Jul 30, 2026·CISA Advisories
VulnerabilityHigh
NASA Core Flight System (cFS) Health & Safety (HS) Application
View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition. The following versions of NASA Core Flight System (cFS) Health & Safety (HS) Application are affected: Core Flight System (cFS) Health & Safety (HS) Application CVSS Vendor Equipment Vulnerabilities v3 7.5 NASA NASA Core Flight System (cFS) Health & Safety (HS) Application NULL Pointer Dereference Background Critical Infrastructure Sectors: Transportation Systems Countries/Areas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities Expand All + 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. View CVE Details Affected Products NASA Core Flight System (cFS) Health & Safety (HS) Application Vendor: NASA Product Version: NASA Core Flight System (cFS) Health & Safety (HS) Application: <v7.0.1 Product Status: known_affected Remediations Mitigation NASA recommends users update to v7.0.1 (https://github.com/nasa/HS/releases/tag/v7.0.1) https://github.com/nasa/HS/releases/tag/v7.0.1 Relevant CWE: CWE-476 NULL Pointer Dereference Metrics CVSS V...
Jul 16, 2026·CISA Advisories