SUSE SLES16 Security Update : python-aiohttp (SUSE-SU-2026:22173-1)

high Nessus Plugin ID 323099

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES16 / SLES_SAP16 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:22173-1 advisory.

This update for python-aiohttp fixes the following issues

- CVE-2026-22815: insufficient header/trailer handling can cause a denial of service (bsc#1261320).
- CVE-2026-34513: unbounded DNS cache can cause a denial of service (bsc#1261321).
- CVE-2026-34514: content_type parameter manipulation can lead to header Injection (bsc#1261322).
- CVE-2026-34516: excessive multipart headers can cause a denial of service (bsc#1261329).
- CVE-2026-34517: large multipart form fields can cause a denial of service (bsc#1261331).
- CVE-2026-34518: retained Cookie and Proxy-Authorization headers during redirects can lead to information disclosure (bsc#1261332).
- CVE-2026-34519: reason parameter can be use to perform header injection (bsc#1261334).
- CVE-2026-34520: improper character handling can lead to header injection (bsc#1261335).
- CVE-2026-34525: multiple Host headers can potentially lead to security bypass (bsc#1261343).
- CVE-2026-34993: arbitrary code execution via loading untrusted input in CookieJar.load() (bsc#1267471).
- CVE-2026-47265: cookies set with the `cookies` parameter on requests are sent after following a cross- origin redirect (bsc#1267561).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected python313-aiohttp package.

See Also

https://bugzilla.suse.com/1261320

https://bugzilla.suse.com/1261321

https://bugzilla.suse.com/1261322

https://bugzilla.suse.com/1261329

https://bugzilla.suse.com/1261331

https://bugzilla.suse.com/1261332

https://bugzilla.suse.com/1261334

https://bugzilla.suse.com/1261335

https://bugzilla.suse.com/1261343

https://bugzilla.suse.com/1267471

https://bugzilla.suse.com/1267561

https://www.suse.com/security/cve/CVE-2026-22815

https://www.suse.com/security/cve/CVE-2026-34513

https://www.suse.com/security/cve/CVE-2026-34514

https://www.suse.com/security/cve/CVE-2026-34516

https://www.suse.com/security/cve/CVE-2026-34517

https://www.suse.com/security/cve/CVE-2026-34518

https://www.suse.com/security/cve/CVE-2026-34519

https://www.suse.com/security/cve/CVE-2026-34520

https://www.suse.com/security/cve/CVE-2026-34525

https://www.suse.com/security/cve/CVE-2026-34993

https://www.suse.com/security/cve/CVE-2026-47265

http://www.nessus.org/u?92e00cd6

Plugin Details

Severity: High

ID: 323099

File Name: suse_SU-2026-22173-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 6/26/2026

Updated: 6/26/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-47265

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:H/I:N/A:N

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:16, p-cpe:/a:novell:suse_linux:python313-aiohttp

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 6/19/2026

Vulnerability Publication Date: 4/1/2026

Reference Information

CVE: CVE-2026-22815, CVE-2026-34513, CVE-2026-34514, CVE-2026-34516, CVE-2026-34517, CVE-2026-34518, CVE-2026-34519, CVE-2026-34520, CVE-2026-34525, CVE-2026-34993, CVE-2026-47265

SuSE: SUSE-SU-2026:22173-1