{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-29847","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2025-03-12T03:28:05.936Z","datePublished":"2026-01-19T08:36:06.839Z","dateUpdated":"2026-01-20T15:12:04.287Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Apache Linkis","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"1.7.0","status":"affected","version":"1.3.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Le1a and A1kaid from Threatbook"},{"lang":"en","type":"analyst","value":"kinghao"},{"lang":"en","type":"remediation developer","value":"Le1a from Threatbook"},{"lang":"en","type":"remediation reviewer","value":"kinghao"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>A vulnerability in Apache Linkis.<br><br><b>Problem Description</b><br>When using the JDBC engine and da<br>When using the JDBC engine and data source functionality, if the URL parameter configured on the frontend has undergone multiple rounds of URL encoding, it may bypass the system's checks. This bypass can trigger a vulnerability that allows unauthorized access to system files via JDBC parameters.</p><b>Scope of Impact</b><br>\n\n<span style=\"background-color: rgb(255, 255, 255);\">This issue affects Apache Linkis: from 1.3.0 through 1.7.0.<br><br><b>Severity level</b><br></span>\n\nmoderate<br><p><b>Solution</b><br>Continuously check if the connection information contains the \"%\" character; if it does, perform URL decoding.<br><br>Users are recommended to upgrade to version 1.8.0, which fixes the issue.<br></p><p>\n\n<span style=\"background-color: rgb(255, 255, 255);\">More questions about this vulnerability can be discussed here:</span>&nbsp;<a target=\"_blank\" rel=\"nofollow\" href=\"https://lists.apache.org/list?dev@linkis.apache.org:2025-9:cve\">https://lists.apache.org/list?dev@linkis.apache.org:2025-9:cve</a><br></p>"}],"value":"A vulnerability in Apache Linkis.\n\nProblem Description\nWhen using the JDBC engine and da\nWhen using the JDBC engine and data source functionality, if the URL parameter configured on the frontend has undergone multiple rounds of URL encoding, it may bypass the system's checks. This bypass can trigger a vulnerability that allows unauthorized access to system files via JDBC parameters.\n\nScope of Impact\n\n\nThis issue affects Apache Linkis: from 1.3.0 through 1.7.0.\n\nSeverity level\n\n\nmoderate\nSolution\nContinuously check if the connection information contains the \"%\" character; if it does, perform URL decoding.\n\nUsers are recommended to upgrade to version 1.8.0, which fixes the issue.\n\n\n\n\nMore questions about this vulnerability can be discussed here:  https://lists.apache.org/list?dev@linkis.apache.org:2025-9:cve"}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-22","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-01-19T08:36:06.839Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/03l5rfkgdt022o75jp8x4tzpqxz8g057"}],"source":{"discovery":"UNKNOWN"},"title":"Apache Linkis: Arbitrary File Read via Double URL Encoding Bypass","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2025/09/19/2"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-01-19T09:11:59.096Z"}},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-01-20T15:10:49.304422Z","id":"CVE-2025-29847","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-01-20T15:12:04.287Z"}}]}}