CVE-2025-29847

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Source

https://cve.org/CVERecord?id=CVE-2025-29847

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-29847.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2025-29847

Aliases

GHSA-c399-q49h-qwc8

Published

2026-01-19T08:36:06Z

Modified

2026-08-12T03:51:26Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator

Summary

Apache Linkis: Arbitrary File Read via Double URL Encoding Bypass

Details

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

Database specific

{
    "cna_assigner": "apache",
    "cwe_ids": [
        "CWE-20",
        "CWE-22"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/29xxx/CVE-2025-29847.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "1.3.0"
                },
                {
                    "last_affected": "1.7.0"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "1.3.0"
                },
                {
                    "fixed": "1.7.0"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}

References

Affected packages

Git / github.com/apache/linkis

Affected ranges

Type

GIT

Repo

https://github.com/apache/linkis

Events

Introduced

9826dd922e711fe307b91f1c22f399988289c3be

Fixed

049ad8ed51454e2f4e1cfff581aee8a10d6246f2

Database specific

Show details

{
    "cpe": "cpe:2.3:a:apache:linkis:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "1.3.0"
        },
        {
            "fixed": "1.8.0"
        }
    ],
    "source": "CPE_RANGE"
}

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-29847.json"