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I. Basic Information for CVE-2026-5476
Vulnerability Information

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Vulnerability Title
NASA cFS cfe_tbl_passthru_codec.c CFE_TBL_ValidateCodecLoadSize integer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in NASA cFS up to 7.0.0 on 32-bit. Affected is the function CFE_TBL_ValidateCodecLoadSize of the file cfe/modules/tbl/fsw/src/cfe_tbl_passthru_codec.c. The manipulation leads to integer overflow. The complexity of an attack is rather high. The exploitability is told to be difficult. A fix is planned for the upcoming version milestone of the project.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
Core Flight System 输入验证错误漏洞
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及之前版本存在输入验证错误漏洞,该漏洞源于函数CFE_TBL_ValidateCodecLoadSize存在整数溢出。
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
VendorProductAffected VersionsCPESubscribe
NASAcFS 7.0 cpe:2.3:a:nasa:cfs:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-5476
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III. Intelligence Information for CVE-2026-5476
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