CVE-2021-27644
DolphinScheduler mysql jdbc connector parameters deserialize remote code execution
HIGH
8.8
CVSS Score
Published: November 1, 2021 at 09:15 AM UTC
Updated: June 17, 2026 at 03:45 AM UTC
1 product affected across 1 vendorDolphinscheduler
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
Description
In Apache DolphinScheduler before 1.3.6 versions, authorized users can use SQL injection in the data source center. (Only applicable to MySQL data source with internal login account password)
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
v < 1.3.6Apache DolphinScheduler ≤ v < 1.3.6
Affected range stops below 1.3.6, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2021/11/01/3x_refsource_MISCMailing Listx_refsource_MLISTVendor Advisory
Source: [email protected]
https://lists.apache.org/thread.html/r35d6acf021486a390a7ea09e6650c2fe19e72522bd484791d606a6e6%40%3Cdev.dolphinscheduler.apache.org%3ECVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-264CWE-89
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