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Echo: cryptography: security update to 46.0.7

medium Tenable Self-Hosted Container Security Plugin ID 457640

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.
 From 45.0.0 to before 46.0.7, if a non-contiguous buffer was passed to APIs which accepted Python buffers
 (e.g. Hash.update()), this could lead to buffer overflows. This vulnerability is fixed in 46.0.7.
 (CVE-2026-39892)

Solution

Update the cryptography library and its related packages to version 46.0.7 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-39892

Plugin Details

Severity: Medium

ID: 457640

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/5/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.38

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-39892

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 2.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 7/1/2026

Vulnerability Publication Date: 4/8/2026

Reference Information

CVE: CVE-2026-39892