Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-5473— NASA cFS Pickle pickle.load deserialization

Quick assessment

Affected
NASA cFS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Core Flight System（cFS）是NASA开源的一种通用的飞行软件架构框架，用于旗舰航天器、载人航天器、立方体卫星和 Raspberry Pi。 Core Flight System（cFS） 7.0.0及之前版本存在代码问题漏洞，该漏洞源于Pickle Module组件pickle.load函数存在缺陷，可能导致反序列化攻击。

CVSS 4.5 · Medium EPSS 0.36% · P27
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-5473

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
NASA cFS Pickle pickle.load deserialization
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Core Flight System（cFS） 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Core Flight System（cFS）是NASA开源的一种通用的飞行软件架构框架，用于旗舰航天器、载人航天器、立方体卫星和 Raspberry Pi。 Core Flight System（cFS） 7.0.0及之前版本存在代码问题漏洞，该漏洞源于Pickle Module组件pickle.load函数存在缺陷，可能导致反序列化攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NASA cFS 7.0 cpe:2.3:a:nasa:cfs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-5473

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-5473

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-5473 (1)

Other References for CVE-2026-5473 (1)

Same Patch Batch · NASA · 2026-04-03 · 4 CVEs total

CVE-2026-5474 6.3 MEDIUM NASA cFS CCSDS Packet Header to_lab_passthru_encode.c CFE_MSG_GetSize heap-based overflow
CVE-2026-5475 5.5 MEDIUM NASA cFS CCSDS Header Size cfe_sb_priv.c CFE_SB_TransmitMsg memory corruption
CVE-2026-5476 4.6 MEDIUM NASA cFS cfe_tbl_passthru_codec.c CFE_TBL_ValidateCodecLoadSize integer overflow

IV. Related Vulnerabilities

Same product: cFS
Same vendor: NASA
Same weakness: CWE-502

V. Comments for CVE-2026-5473

No comments yet

Leave a comment