CVE-2021-27644
DolphinScheduler mysql jdbc connector parameters deserialize remote code execution
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)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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)
- Record
CVE-2021-27644- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0 Medium
AV:N/AC:M/Au:S/C:P/I:P/A:P - Weakness
- CWE-264, CWE-89
- Updated
- 2026-11-02
CVE List No score
DolphinScheduler mysql jdbc connector parameters deserialize remote code execution
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)
- Record
CVE-2021-27644- Weakness
- CWE-264
- Updated
- 2026-11-02
EUVDEUVD-2021-2328 No score
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)
- Record
EUVD-2021-2328- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-93g4-3phc-g4xw
SQL injection in Apache DolphinScheduler
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)
- Record
GHSA-93g4-3phc-g4xw- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
OSV
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)
- Record
CVE-2021-27644- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-93g4-3phc-g4xw
SQL injection in Apache DolphinScheduler
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)
- Record
GHSA-93g4-3phc-g4xw- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.dolphinscheduler:dolphinscheduler-serverMaven |
before 1.3.6 | 1.3.6 |
org.apache.dolphinscheduler:dolphinscheduler-serverMaven |
before 1.3.6, plus listed versions 1.2.01.2.11.3.01.3.11.3.21.3.31.3.41.3.5 |
1.3.6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27644 is a high vulnerability (CVSS 8.8) in Apache Dolphinscheduler, published November 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.92%, the 80th percentile. Fixed in org.apache.dolphinscheduler:dolphinscheduler-server 1.3.6.
References
lists.apache.org/thread.html/r35d6acf021486a390a7ea09e6650c2fe19e72522bd484791d606a6e6%40%3Cdev.dolphinscheduler.apache.org%3E
openwall.com/lists/oss-security/2021/11/01/3
nvd.nist.gov/vuln/detail/CVE-2021-27644
github.com/advisories/GHSA-93g4-3phc-g4xw