{"action":"Upgrade neutron to 2:28.0.1-2 or later.","affected":[{"fixed":"2:28.0.1-2","introduced":"0"}],"component":"neutron","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2:28.0.1-2"],"id":"tcs_01M5NT0K7HGC2ZH99XQC2GARK8","modified_at":"2026-10-25T09:47:38.474246171Z","published_at":"2026-08-05T06:16:37.903Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-55707","https://security-tracker.debian.org/tracker/CVE-2026-55707"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-55707#Debian:14/neutron","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-55707"}],"summary":"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"}