7.1Hoch
CVE-2026-55707
Beschreibung
In OpenStack Neutron before 28.0.2, the subnetpool onboarding API does not verify ownership of the target subnets. An authenticated user can onboard subnets from another project's shared network into their own subnetpool, mutating the victim's subnet state and altering L3 routing and address scope behavior for victim routers.
Schwachstellentyp (CWE):
CWE-863
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
Referenzen und Patches
- https://launchpad.net/bugs/2152113 issue-tracking
- https://security.openstack.org/ossa/OSSA-2026-032.html vendor-advisory
- https://www.openwall.com/lists/oss-security/2026/07/29/5 vendor-advisorymailing-list
- http://www.openwall.com/lists/oss-security/2026/07/29/5
- https://lists.debian.org/debian-lts-announce/2026/08/msg00024.html