PYSEC-2026-1283

vendorUSosv

Python Cryptography package vulnerable to Bleichenbacher timing oracle attack

view advisory published 2026-07-07Licence: CC-BY-4.0

A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2023-50782UShigh7.5—
A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead t…
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references

External citations — patches, advisories, analysis.

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