Detections
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SCA: security update for aiohttp (GHSA-2vrm-gr82-f7m5)

medium Tenable Cloud Security Plugin ID 439663

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,
 an attacker who controls the content_type parameter in aiohttp could use this to inject extra headers or
 similar exploits. This issue has been patched in version 3.13.4. (CVE-2026-34514)

Solution

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

See Also

https://github.com/advisories/GHSA-2vrm-gr82-f7m5

Plugin Details

Severity: Medium

ID: 439663

Version: Revision 1.10

Type: Local

Family: SCA Checks

Published: 4/2/2026

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2026-34514

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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:L/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 4/1/2026

Vulnerability Publication Date: 4/1/2026

Reference Information

CVE: CVE-2026-34514

cwe: CWE-113