Linkis
CVE-2025-29847
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
3DescriptionCVE.org
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/list?dev@linkis.apache.org:2025-9:cve
AnalysisAI
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. [CVSS 7.5 HIGH]
Technical ContextAI
Classified as CWE-20 (Improper Input Validation). Affects the JDBC component of Linkis. 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
RemediationAI
Update to version 1.8.0 or later. Restrict network access to the affected service where possible.
In Apache Linkis <=1.3.1, because the parameters are not effectively filtered, the attacker uses the MySQL data source a
In Apache Linkis <=1.3.1, due to the lack of effective filtering of parameters, an attacker configuring malicious Mysql
In Apache Linkis <=1.3.1, due to the Manager module engineConn material upload does not check the zip path, This is a Zi
In Apache Linkis <=1.3.1, The PublicService module uploads files without restrictions on the path to the uploaded files,
In Apache Linkis <=1.3.1, due to the default token generated by Linkis Gateway deployment being too simple, it is easy f
In Apache Linkis <= 1.5.0, Privilege Escalation in Basic management services where the attacking user is a trusted accou
In Apache Linkis <=1.2.0 when used with the MySQL Connector/J, a deserialization vulnerability with possible remote code
In Apache Linkis <= 1.5.0, a Random string security vulnerability in Spark EngineConn, random string generated by the To
A vulnerability. When org.apache.linkis.metadata.util.HiveUtils.decode() fails to perform Base64 decoding, it records th
In Apache Linkis <= 1.5.0, Arbitrary file deletion in Basic management services on A user with an administrator account
In Apache Linkis <1.7.0, due to the lack of effective filtering of parameters, an attacker configuring malicious Mysql J
Same weakness CWE-20 – Improper Input Validation
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External POC / Exploit Code
Leaving vuln.today
GHSA-c399-q49h-qwc8