{"schemaVersion":3,"id":"CVE-2026-21727","aliases":["UBUNTU-CVE-2026-21727","GHSA-p5x9-j974-rpfp","BIT-grafana-2026-21727","GO-2026-6664","CGA-3rvw-6fxc-qc29","CGA-7877-pfr2-p3x8","CGA-95vc-9c7m-4fw9","CGA-g4gx-f53m-gh25","CGA-gr5g-xq4f-p682","CGA-hxx3-j56p-f8h7","CGA-j423-hv6x-vx3j","CGA-m5gv-97mx-cfpc","CGA-q49f-98fp-j4vp","CGA-wcw7-p9w7-vwr9","CGA-wq4p-2m6h-v2xm","CGA-x2q5-vrr9-hc8q","CGA-x58m-qq75-h3jh","CGA-x7r7-4fm8-8x72"],"status":"published","duplicateOf":null,"title":null,"description":"A cross-tenant isolation vulnerability was found in Grafana’s Correlations feature affecting legacy correlation records. Due to a backward compatibility condition allowing org_id = 0 records to be returned across organizations, a user with datasource management privileges could read and permanently delete legacy correlation data belonging to another organization. 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