How severe is CVE-2024-39877?

CVE-2024-39877 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-2024-39877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39877?

CVE-2024-39877 affects Apache Airflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-39877?

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.

Does CVE-2024-39877 have an EU (EUVD) identifier?

Yes. CVE-2024-39877 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0011.

When was CVE-2024-39877 published?

CVE-2024-39877 was published on 2024-07-17 and last updated on 2026-06-17.

CVE-2024-39877

CVE-2024-39877 is a high-severity vulnerability in Apache Airflow 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-94.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-0011
Weakness: CWE-94
Affected product: Apache Airflow
Published: 2024-07-17
Last modified: 2026-06-17

Description

Apache Airflow 2.4.0, and versions before 2.9.3, has a vulnerability that allows authenticated DAG authors to craft a doc_md parameter in a way that could execute arbitrary code in the scheduler context, which should be forbidden according to the Airflow Security model. Users should upgrade to version 2.9.3 or later which has removed the vulnerability.

Frequently asked questions

What is CVE-2024-39877?: Apache Airflow 2.4.0, and versions before 2.9.3, has a vulnerability that allows authenticated DAG authors to craft a doc_md parameter in a way that could execute arbitrary code in the scheduler context, which should be forbidden according to the Airflow Security model. Users should upgrade to version 2.9.3 or later which has removed the vulnerability.
How severe is CVE-2024-39877?: CVE-2024-39877 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-2024-39877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39877?: CVE-2024-39877 affects Apache Airflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-39877?: 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.
Does CVE-2024-39877 have an EU (EUVD) identifier?: Yes. CVE-2024-39877 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0011.
When was CVE-2024-39877 published?: CVE-2024-39877 was published on 2024-07-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*

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