{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-49326", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-05-29T07:46:07.488Z", "datePublished": "2026-07-24T14:56:22.664Z", "dateUpdated": "2026-07-24T17:57:56.951Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected", "packageName": "org.apache.hbase:hbase-thrift", "product": "Apache HBase", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "2.5.14", "status": "affected", "version": "0", "versionType": "maven"}, {"lessThanOrEqual": "2.6.5", "status": "affected", "version": "2.6-alpha", "versionType": "maven"}, {"lessThanOrEqual": "3.0.0-beta-1", "status": "affected", "version": "3-alpha", "versionType": "maven"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Andrew Rukin (Arenadata) <[email protected]>"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p></p><p>Missing Authorization vulnerability in Apache HBase thrift and rest delegation service.</p><span style=\"background-color: rgb(255, 255, 255);\">A scan operation in thrift/rest service has 3 steps, open, fetch(possible multiple times), close.</span><br><span style=\"background-color: rgb(255, 255, 255);\">The open step will return an id which will be passed back to server for identifying the scanner instances stored at server side.</span><br><span style=\"background-color: rgb(255, 255, 255);\">We missed the owner check in fetch and close steps which means a user can fetch rows from the scanner which is opened by other users, and close scanners which belongs to other users.</span><p></p><p>This issue affects Apache HBase:from 3.0.0-alpha-1 through 3.0.0-beta-1, from 2.6.0 through 2.6.5, from 2.5.0 through 2.5.14, through 2.4.*.</p><p>Users are recommended to upgrade to version 3.0.0-beta-2, 2.6.6 and 2.5.15, which fixes the issue.</p>"}], "value": "Missing Authorization vulnerability in Apache HBase thrift and rest delegation service.\n\nA scan operation in thrift/rest service has 3 steps, open, fetch(possible multiple times), close.\nThe open step will return an id which will be passed back to server for identifying the scanner instances stored at server side.\nWe missed the owner check in fetch and close steps which means a user can fetch rows from the scanner which is opened by other users, and close scanners which belongs to other users.\n\nThis issue affects Apache HBase:from 3.0.0-alpha-1 through 3.0.0-beta-1, from 2.6.0 through 2.6.5, from 2.5.0 through 2.5.14, through 2.4.*.\n\nUsers are recommended to upgrade to version 3.0.0-beta-2, 2.6.6 and 2.5.15, which fixes the issue."}], "metrics": [{"other": {"content": {"text": "important"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-07-24T14:56:22.664Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/f4l4sjgwb9tb04cqnkpgl6gy3slgvcsj"}], "source": {"defect": ["HBASE-30183"], "discovery": "EXTERNAL"}, "title": "Apache HBase: Missing scanner instance owner check in thrift delegation service", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/07/24/23"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-07-24T17:31:51.474Z"}}, {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-07-24T17:55:09.930930Z", "id": "CVE-2026-49326", "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": "2026-07-24T17:57:56.951Z"}}]}}

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