{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21977","assignerOrgId":"43595867-4340-4103-b7a2-9a5208d29a85","state":"PUBLISHED","assignerShortName":"oracle","dateReserved":"2026-01-05T18:07:34.716Z","datePublished":"2026-01-20T21:56:37.605Z","dateUpdated":"2026-01-21T16:42:39.309Z"},"containers":{"cna":{"providerMetadata":{"orgId":"43595867-4340-4103-b7a2-9a5208d29a85","shortName":"oracle","dateUpdated":"2026-01-20T21:56:37.605Z"},"problemTypes":[{"descriptions":[{"lang":"en-US","description":"Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Zero Data Loss Recovery Appliance Software.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle Zero Data Loss Recovery Appliance Software accessible data."}]}],"affected":[{"vendor":"Oracle Corporation","product":"Oracle Zero Data Loss Recovery Appliance Software","versions":[{"version":"23.1.0","status":"affected","lessThanOrEqual":"23.1.202509","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:oracle:zero_data_loss_recovery_appliance_software:*:*:*:*:*:*:*:*","versionStartIncluding":"23.1.0","versionEndIncluding":"23.1.202509"}]}]}],"descriptions":[{"lang":"en-US","value":"Vulnerability in the Oracle Zero Data Loss Recovery Appliance Software product of Oracle Zero Data Loss Recovery Appliance (component: Security).  Supported versions that are affected are 23.1.0-23.1.202509. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Zero Data Loss Recovery Appliance Software.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle Zero Data Loss Recovery Appliance Software accessible data. CVSS 3.1 Base Score 3.1 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N)."}],"references":[{"url":"https://www.oracle.com/security-alerts/cpujan2026.html","name":"Oracle Advisory","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N","baseScore":3.1,"baseSeverity":"LOW"}}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-noinfo Not enough information"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-21T16:38:18.932996Z","id":"CVE-2026-21977","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-21T16:42:39.309Z"}}]}}