{"schemaVersion":3,"id":"CVE-2026-56207","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Signature of Bearer token is not verified in last step of SAML2 authentication for Impala's hs2-http interface, allowing altering user name and acting as another user.\n\n\n\nThis issue affects Apache Impala: >=4.0.0.\n\n\n\nUsers are recommended to upgrade to version 4.5.2, which fixes this 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