Python: Schwachstelle ermöglicht Manipulation und Offenlegung von Daten
WID-SEC-2026-3367 · first 15.09.2026 · updated 26.10.2026 · CVSS 7,1
What it is about
Python ist eine universelle, üblicherweise interpretierte, höhere Programmiersprache. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Python ausnutzen, um Daten zu manipulieren oder offenzulegen.
Under what conditions?
Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.
What can happen in the worst case
An attacker could use the vulnerability to
- Daten zu manipulieren oder offenzulegen
Am I affected?
Affected according to the BSI:
- Fedora Linux
- Open Source Python CPython <3.14.0b1
- SUSE Linux
- SUSE openSUSE
- Oracle Linux
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Open Source Python CPython 3.14.0b1
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- GitHub Security Advisory GHSA-ghff-gcpf-9r9p vom 2026-09-14 github.com
- EU Vulnerability Database vom 2026-09-14 euvd.enisa.europa.eu
- OSS Security Mailing List vom 2026-09-14 seclists.org
- Fedora Security Advisory FEDORA-2026-6261B26F4E vom 2026-10-02 bodhi.fedoraproject.org
- Fedora Security Advisory FEDORA-2026-A3DA6BB5CD vom 2026-10-02 bodhi.fedoraproject.org
- Oracle Linux Security Advisory ELSA-2026-77028 vom 2026-10-08 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-77020 vom 2026-10-09 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-77021 vom 2026-10-09 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-77017 vom 2026-10-08 linux.oracle.com
- Oracle Linux Security Advisory ELSA-2026-77018 vom 2026-10-08 linux.oracle.com
- SUSE Security Update SUSE-SU-2026:4630-1 vom 2026-10-12 lists.suse.com
- SUSE Security Update SUSE-SU-2026:4659-1 vom 2026-10-14 lists.suse.com
- SUSE Security Update SUSE-SU-2026:4743-1 vom 2026-10-19 lists.suse.com
- SUSE Security Update SUSE-SU-2026:4738-1 vom 2026-10-19 lists.suse.com
- openSUSE Security Update OPENSUSE-SU-2026:12069-1 vom 2026-10-19 lists.opensuse.org
- SUSE Security Update SUSE-SU-2026:4744-1 vom 2026-10-19 lists.suse.com
- SUSE Security Update SUSE-SU-2026:4754-1 vom 2026-10-20 lists.suse.com
- openSUSE Security Update OPENSUSE-SU-2026:12087-1 vom 2026-10-21 lists.opensuse.org
- SUSE Security Update SUSE-SU-2026:4809-1 vom 2026-10-21 lists.suse.com
- openSUSE Security Update OPENSUSE-SU-2026:12122-1 vom 2026-10-25 lists.opensuse.org
- SUSE Security Update SUSE-SU-2026:24280-1 vom 2026-10-26 lists.suse.com
- openSUSE Security Update OPENSUSE-SU-2026:12123-1 vom 2026-10-25 lists.opensuse.org
- openSUSE Security Update OPENSUSE-SU-2026:12121-1 vom 2026-10-24 lists.opensuse.org
- SUSE Security Update SUSE-SU-2026:24325-1 vom 2026-10-26 lists.suse.com
CVE: CVE-2026-82049
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.