CVE-2025-29847

High

Description

A vulnerability in Apache Linkis. Problem Description When using the JDBC engine and da 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. Scope of Impact This issue affects Apache Linkis: from 1.3.0 through 1.7.0. Severity level moderate Solution Continuously check if the connection information contains the "%" character; if it does, perform URL decoding. Users are recommended to upgrade to version 1.8.0, which fixes the issue. More questions about this vulnerability can be discussed here:  https://lists.apache.org/[email protected]:2025-9:cve

SeverityHigh
CVSS7.5
Exploit probability—
ProductApache Linkis
PublishedJan 19, 2026
First seenJan 19, 2026

How to fix

Update
  • apache linkis1.8.0 or later
  • org.apache.linkis:linkis1.8.0 or later

Affected products

ProductAffected versionsFixed in
apache linkis1.3.0 ≤ v < 1.8.01.8.0
org.apache.linkis:linkisMaven1.3.0 ≤ v < 1.8.01.8.0

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