CVE-2026-6550
2 advisories.
PyPI/aws-encryption-sdk CVE-2026-6550: medium 4.7
AWS Encryption SDK for Python: Key commitment policy bypass via shared key cache
Action: Upgrade aws-encryption-sdk to 3.3.1 or later.
pip install aws-encryption-sdk==3.3.1pip install aws-encryption-sdk==4.0.5Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0 | 3.3.1 | - |
| 4.0.0 | 4.0.5 | - |
Fixed versions
| 3.3.1 | 4.0.5 |
Sources
- osv: GHSA-v638-38fc-rhfv
- https://github.com/aws/aws-encryption-sdk-python/security/advisories/GHSA-v638-38fc-rhfv
- https://github.com/google/security-research/security/advisories/GHSA-wqgp-vphw-hphf
- https://nvd.nist.gov/vuln/detail/CVE-2026-6550
- https://aws.amazon.com/security/security-bulletins/2026-017-aws
- https://github.com/aws/aws-encryption-sdk-python
- https://github.com/aws/aws-encryption-sdk-python/releases/tag/v3.3.1
- https://github.com/aws/aws-encryption-sdk-python/releases/tag/v4.0.5
CVE-2026-6550 · published · modified · JSON
PyPI/aws-encryption-sdk CVE-2026-6550: medium 4.7
AWS Encryption SDK for Python: Key commitment policy bypass via shared key cache
Action: Upgrade aws-encryption-sdk to 3.3.1 or later.
pip install aws-encryption-sdk==3.3.1pip install aws-encryption-sdk==4.0.5Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0 | 3.3.1 | - |
| 4.0.0 | 4.0.5 | - |
Fixed versions
| 3.3.1 | 4.0.5 |
Sources
- osv: PYSEC-2026-2387
- https://github.com/aws/aws-encryption-sdk-python/security/advisories/GHSA-v638-38fc-rhfv
- https://github.com/google/security-research/security/advisories/GHSA-wqgp-vphw-hphf
- https://nvd.nist.gov/vuln/detail/CVE-2026-6550
- https://aws.amazon.com/security/security-bulletins/2026-017-aws
- https://github.com/aws/aws-encryption-sdk-python
- https://github.com/aws/aws-encryption-sdk-python/releases/tag/v3.3.1
- https://github.com/aws/aws-encryption-sdk-python/releases/tag/v4.0.5
- https://pypi.org/project/aws-encryption-sdk
- https://github.com/advisories/GHSA-v638-38fc-rhfv
CVE-2026-6550 · published · modified · JSON