{"cve":"CVE-2026-49326","nvd":{"published":"2026-07-24T15:17:31.163","modified":"2026-10-24T13:10:00.147","status":"Analyzed","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-862"],"references":["https://lists.apache.org/thread/f4l4sjgwb9tb04cqnkpgl6gy3slgvcsj","http://www.openwall.com/lists/oss-security/2026/07/24/23"],"products":["apache:hbase"],"source":"nvd","synced_at":"2026-10-24T16:53:27.712498749+00:00"},"epss":{"cve":"CVE-2026-49326","score":0.00492,"percentile":0.41973,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}