CVE-2026-22023

EUVD-2026-1893
CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) to secure communications between a spacecraft running the core Flight System (cFS) and a ground station. Prior to version 1.4.3, there is an out-of-bounds heap read vulnerability in cryptography_aead_encrypt(). This issue has been patched in version 1.4.3.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 6%
Affected Products (NVD)
VendorProductVersion
nasacryptolib
𝑥
< 1.4.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821d
https://github.com/nasa/CryptoLib/releases/tag/v1.4.3
https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq
https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq