What’s Vulnerable › Vulnerabilities

CVE-2025-62233: Apache DolphinScheduler: Deserialization of untrusted data in RPC

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-24 · updated 2026-10-07
• Weakness: CWE-502

Description

Deserialization of Untrusted Data vulnerability in Apache DolphinScheduler RPC module. This issue affects Apache DolphinScheduler:  Version >= 3.2.0 and < 3.3.1. Attackers who can access the Master or Worker nodes can compromise the system by creating a StandardRpcRequest, injecting a malicious class type into it, and sending RPC requests to the DolphinScheduler Master/Worker nodes. Users are recommended to upgrade to version [3.3.1], which fixes the issue.

Affected products

• Apache Software Foundation Apache DolphinScheduler: from 3.2.0 before 3.3.1 — fixed in 3.3.1

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache DolphinScheduler 3.3.1. Check the vendor advisory for mitigations.

References

• https://lists.apache.org/thread/79s80h51r4z5d4l2xs5xy364rmmo1bw0
• http://www.openwall.com/lists/oss-security/2026/04/24/2

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