Important: Red Hat Security Advisory: python3.9 security update

An update for python3.9 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

Important: Red Hat Security Advisory: python3 security update

An update for python3 is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

Important: Red Hat Security Advisory: python3.9 security update

An update for python3.9 is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

python: Python: Command-line option injection in webbrowser.open() via crafted URLs

A flaw was found in Python. The webbrowser.open API, used to launch web browsers, does not properly sanitize input. This allows a remote attacker to craft a malicious URL containing leading dashes. When such a URL is opened, certain web browsers may interpret these dashes as command-line options,...

Important: Red Hat Security Advisory: python3.11 security update

An update for python3.11 is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: python3.9 security update

An update for python3.9 is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API

A flaw was found in the Python webbrowser.open API. If a specially crafted URL containing "%action" is processed, an attacker could bypass a previous mitigation for CVE-2026-4519. This bypass allows for command injection into the underlying shell, potentially leading to arbitrary code execution...

RHEL 9 : python3.9 (RHSA-2026:9354)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9354 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

RHEL 9 : python3.11 (RHSA-2026:9260)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9260 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

RHEL 8 : python3 (RHSA-2026:9386)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9386 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

RHEL 8 : python3 (RHSA-2026:9289)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9289 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

RHEL 8 : python3 (RHSA-2026:9387)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9387 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

RHEL 9 : python3.9 (RHSA-2026:9261)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9261 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

Important: Red Hat Security Advisory: python3.11 security update

An update for python3.11 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

python: Python: Command-line option injection in webbrowser.open() via crafted URLs

A flaw was found in Python. The webbrowser.open API, used to launch web browsers, does not properly sanitize input. This allows a remote attacker to craft a malicious URL containing leading dashes. When such a URL is opened, certain web browsers may interpret these dashes as command-line options,...

RHEL 9 : python3.11 (RHSA-2026:9042)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:9042 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

Incomplete mitigation of CVE-2026-4519, %action expansion for command injection to webbrowser.open()

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python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API

A flaw was found in the Python webbrowser.open API. If a specially crafted URL containing "%action" is processed, an attacker could bypass a previous mitigation for CVE-2026-4519. This bypass allows for command injection into the underlying shell, potentially leading to arbitrary code execution...

FreeBSD : python -- more webbrowser.open() command injection vulnerabilities (cf75f572-378a-11f1-a119-e36228bfe7d4)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the cf75f572-378a-11f1-a119-e36228bfe7d4 advisory. Seth Larson reports: CVE-2026-4786 Incomplete mitigation of CVE-2026-4519, %action expansion for comman...

SUSE-SU-2026:1417-1 Security update for python

This update for python fixes the following issues: - CVE-2025-13462: incorrect parsing of TarInfo header when GNU long name and type AREGTYPE are combined bsc1259611. - CVE-2026-3479: improper resource argument validation can allow path traversal bsc1259989. - CVE-2026-3644: incomplete control...