CVE-2021-27644

CVE-2021-27644 is a high-severity vulnerability in Apache Dolphinscheduler with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

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)

Frequently asked questions

What is CVE-2021-27644?
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)
How severe is CVE-2021-27644?
CVE-2021-27644 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-27644 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27644?
CVE-2021-27644 affects Apache Dolphinscheduler. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27644?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-27644 published?
CVE-2021-27644 was published on 2021-11-01 and last updated on 2026-06-17.

References

Affected products (1)

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