PT-2026-30197 · Nasa+1 · Cfs+2

0Rbitingzer0 · CVE-2026-5473 · Published 2026-04-03 · Updated 2026-04-30

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NASA cFS versions prior to 7.0.0

Description A deserialization issue exists in the Pickle Module within the pickle.load() function. This flaw allows for manipulation through local access, although the attack requires a high level of complexity and is considered difficult to execute.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting the use of the pickle.load() function in the Pickle Module to minimize the risk of exploitation.

Exploit

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-20

CWE-502

Related Identifiers

CVE-2026-5473

Affected Products

Cfs

Cfe

Core Flight System

References · 9

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5473.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5473 · Security Note
• https://osv.dev/vulnerability/CVE-2026-5473 · Vendor Advisory
• https://github.com/nasa/cFS/issues/951 · Note
• https://vuldb.com/vuln/355077 · Note
• https://vuldb.com/submit/781949 · Note
• https://github.com/nasa/cFS · Note
• https://t.me/cveNotify/161638 · Telegram Post
• https://vuldb.com/vuln/355077/cti · Note