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AlmaLinux 10 : python3.14 (ALSA-2026:28581)

high Nessus Plugin ID 322546

Synopsis

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

Description

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:28581 advisory.

 * python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API (CVE-2026-4786)
 * python: Python: Cross-Site Scripting (XSS) vulnerability in http.cookies module (CVE-2026-6019)


 Bug Fix(es) and Enhancement(s):

 * [10.2.z]Update python3.14 to 3.14.5 for the incremental GC changes (JIRA:AlmaLinux-176147)

Tenable has extracted the preceding description block directly from the AlmaLinux 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 packages.

See Also

https://access.redhat.com/errata/RHSA-2026:28581

https://errata.almalinux.org/10/ALSA-2026-28581.html

Plugin Details

Severity: High

ID: 322546

File Name: alma_linux_ALSA-2026-28581.nasl

Version: 1.1

Type: Local

Published: 6/24/2026

Updated: 6/24/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

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

CVSS Score Source: CVE-2026-6019

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.5

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

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

CVSS v4

Risk Factor: High

Base Score: 7

Threat Score: 6.1

Threat Vector: CVSS:4.0/E:P

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

CVSS Score Source: CVE-2026-4786

Vulnerability Information

CPE: cpe:/o:alma:linux:10::sap_hana, p-cpe:/a:alma:linux:python3.14-freethreading-libs, p-cpe:/a:alma:linux:python3.14-freethreading, cpe:/o:alma:linux:10::supplementary, p-cpe:/a:alma:linux:python3.14-debug, cpe:/o:alma:linux:10::appstream, p-cpe:/a:alma:linux:python3.14-test, p-cpe:/a:alma:linux:python3.14-libs, p-cpe:/a:alma:linux:python3.14-freethreading-debug, cpe:/o:alma:linux:10::nfv, p-cpe:/a:alma:linux:python3.14, cpe:/o:alma:linux:10::powertools, cpe:/o:alma:linux:10::highavailability, p-cpe:/a:alma:linux:python3.14-devel, p-cpe:/a:alma:linux:python3.14-idle, p-cpe:/a:alma:linux:python3.14-tkinter, cpe:/o:alma:linux:10::baseos, cpe:/o:alma:linux:10::sap, cpe:/o:alma:linux:10::realtime, p-cpe:/a:alma:linux:python3.14-freethreading-idle, cpe:/o:alma:linux:10, p-cpe:/a:alma:linux:python3.14-freethreading-tkinter, cpe:/o:alma:linux:10::resilientstorage, p-cpe:/a:alma:linux:python3.14-freethreading-devel, p-cpe:/a:alma:linux:python3.14-freethreading-test

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/23/2026

Vulnerability Publication Date: 2/12/2026

Reference Information

CVE: CVE-2026-4786, CVE-2026-6019

CWE: 79, 88

IAVA: 2026-A-0142-S

RHSA: 2026:28581