Red Hat OpenStack (Neutron): Schwachstelle ermöglicht Manipulation von Daten und Umgehen von Sicherheitsvorkehrungen
WID-SEC-2026-2577 · first 30.07.2026 · updated 17.08.2026 · CVSS 6,5
What it is about
Red Hat OpenStack ist eine Sammlung von Diensten, um Cloud-Computing in Form von Infrastructure as a Service (IaaS) bereitstellen zu können. Ein Angreifer kann eine Schwachstelle in Red Hat OpenStack Neutron ausnutzen, um Daten zu manipulieren, und um Sicherheitsvorkehrungen zu umgehen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- Daten zu manipulieren
- Sicherheitsvorkehrungen zu umgehen
Am I affected?
Affected according to the BSI:
- Debian Linux
- Red Hat OpenStack Neutron <26.0.6
- Red Hat OpenStack Neutron <27.0.4
- Red Hat OpenStack Neutron <28.0.2
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Red Hat OpenStack Neutron 26.0.6
- Red Hat OpenStack Neutron 27.0.4
- Red Hat OpenStack Neutron 28.0.2
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)
- OSS Security Mailing List vom 2026-07-29 seclists.org
- Debian Security Advisory DLA-4735 vom 2026-08-12 lists.debian.org
- Debian Security Advisory DSA-6444 vom 2026-08-16 security-tracker.debian.org
CVE: CVE-2026-55707
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.