CVE-2026-5473

MEDIUM

NASA cFS Pickle pickle.load deserialization

Title source: cna
STIX 2.1

Description

A vulnerability has been found in NASA cFS up to 7.0.0. The impacted element is the function pickle.load of the component Pickle Module. Such manipulation leads to deserialization. The attack needs to be performed locally. The attack requires a high level of complexity. The exploitability is regarded as difficult. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-355077 | NASA cFS Pickle pickle.load deserialization
https://vuldb.com/vuln/355077
Signature, Permissions Required signature permissions-required
VDB-355077 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/355077/cti
Third Party Advisory third-party-advisory
Submit #781949 | NASA cFS 7.0.0 Code Execution
https://vuldb.com/submit/781949
Issue Tracking issue-tracking
https://github.com/nasa/cFS/issues/951

Scores

CVSS v3 4.5
EPSS 0.0022
EPSS Percentile 12.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20 CWE-502
Status published
Products (2)
NASA/cFS 7.0
nasa/core_flight_system < 7.0.0
Published Apr 03, 2026
Tracked Since Apr 03, 2026