CVE-2026-6550
MEDIUM SEVERITYCVSS Score & Metrics
Base Score
4.7 / 10
Vector String
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Vulnerability Description
Cryptographic algorithm downgrade in the caching layer of Amazon AWS Encryption SDK for Python before version 3.3.1 and before version 4.0.5 might allow an authenticated local threat actor to bypass key commitment policy enforcement via a shared key cache, resulting in ciphertext that can be decrypted to multiple different plaintexts.
To remediate this issue, users should upgrade to version 3.3.1, 4.0.5 or above.
To remediate this issue, users should upgrade to version 3.3.1, 4.0.5 or above.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-757
Source
NVD
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