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Amazon.Extensions.S3.Encryption vulnerabilities

1 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 1 published in the last 12 months.

Check whether your Amazon.Extensions.S3.Encryption version is affected

Latest Amazon.Extensions.S3.Encryption vulnerabilities

• CVE-2026-110310 — RSA PKCS#1 v1.5 padding oracle via legacy envelope key format downgrade in Amazon S3 Encryption Client for .NET (CVSS 5.3)