Is Amazon.Extensions.S3.Encryption affected by CVE-2025-14759?

NuGet Amazon.Extensions.S3.Encryption is affected in <3.2.0.

Is CVE-2025-14759 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.1%.

medium

CVE-2025-14759

Q: Is CVE-2025-14759 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.1%.

NuGet · Amazon.Extensions.S3.Encryption

Summary

Amazon S3 Encryption Client for .NET has a Key Commitment Issue

Severity: medium
EPSS: 0.1% (p1)
Also known as: GHSA-4v42-65r3-3gjx
Published: 2025-12-18

References

https://github.com/aws/amazon-s3-encryption-client-dotnet/security/advisories/GHSA-4v42-65r3-3gjx
https://nvd.nist.gov/vuln/detail/CVE-2025-14759
https://github.com/aws/amazon-s3-encryption-client-dotnet/commit/6a0272c79347b2672eea599f73ee1a94d131e899

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.