{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62764","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-07-14T21:02:12.369Z","datePublished":"2026-07-17T08:35:57.234Z","dateUpdated":"2026-07-17T10:07:38.455Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.accumulo:accumulo-server-base","product":"Apache Accumulo","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"2.1.5","status":"affected","version":"2.1.4","versionType":"semver"}]}],"credits":[{"lang":"en","type":"reporter","value":"Fabian Fleischer"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo.<br>An authenticated, but low-privileged user without system permissions may<br>issue a remote command to gracefully shutdown system components<br>(compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver),<br>leading to a denial of service.</p><p>This issue affects Apache Accumulo 2.1.4 and 2.1.5.</p><p>Users are recommended to upgrade to version 2.1.6, which fixes the issue.</p>"}],"value":"Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo.\nAn authenticated, but low-privileged user without system permissions may\nissue a remote command to gracefully shutdown system components\n(compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver),\nleading to a denial of service.\n\nThis issue affects Apache Accumulo 2.1.4 and 2.1.5.\n\nUsers are recommended to upgrade to version 2.1.6, which fixes the issue."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}},{"cvssV4_0":{"Automatable":"YES","Recovery":"USER","Safety":"NEGLIGIBLE","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":5.7,"baseSeverity":"MEDIUM","privilegesRequired":"LOW","providerUrgency":"GREEN","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/S:N/AU:Y/R:U/V:D/RE:L/U:Green","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"LOW"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-274","description":"CWE-274 Improper Handling of Insufficient Privileges","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-07-17T08:35:57.234Z"},"references":[{"tags":["issue-tracking"],"url":"https://github.com/apache/accumulo/issues/6478"},{"tags":["release-notes","vendor-advisory"],"url":"https://accumulo.apache.org/release/accumulo-2.1.6/"},{"tags":["product","patch"],"url":"https://accumulo.apache.org/downloads/"},{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/qclg736k93oqn4qrpw9wxjbb3jhn6gm1"}],"source":{"discovery":"EXTERNAL"},"title":"Apache Accumulo: A user can trigger a graceful shutdown of services without the relevant system permissions","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/17/6"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-07-17T08:48:08.750Z"}},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T10:07:29.103234Z","id":"CVE-2026-62764","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":"2026-07-17T10:07:38.455Z"}}]}}