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Echo: python-aiohttp: security update to 3.13.4

medium Tenable Self-Hosted Container Security Plugin ID 459616

Description

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

 - AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4,
 insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has
 been patched in version 3.13.4. (CVE-2026-22815)

Solution

Update the python-aiohttp library and its related packages to version 3.13.4 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-22815

Plugin Details

Severity: Medium

ID: 459616

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.66

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2026-22815

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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: 4/4/2026

Vulnerability Publication Date: 4/1/2026

Reference Information

CVE: CVE-2026-22815