How severe is CVE-2017-17836?

CVE-2017-17836 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-17836 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-17836?

CVE-2017-17836 affects Apache Airflow. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-17836?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-17836 published?

CVE-2017-17836 was published on 2019-01-23 and last updated on 2026-06-17.

CVE-2017-17836

CVE-2017-17836 is a critical-severity vulnerability in Apache Airflow with a CVSS 3.x base score of 9.8. 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-255.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Apache Airflow
Published: 2019-01-23
Last modified: 2026-06-17

Description

In Apache Airflow 1.8.2 and earlier, an experimental Airflow feature displayed authenticated cookies, as well as passwords to databases used by Airflow. An attacker who has limited access to airflow, whether it be via XSS or by leaving a machine unlocked can exfiltrate all credentials from the system.

Frequently asked questions

What is CVE-2017-17836?: In Apache Airflow 1.8.2 and earlier, an experimental Airflow feature displayed authenticated cookies, as well as passwords to databases used by Airflow. An attacker who has limited access to airflow, whether it be via XSS or by leaving a machine unlocked can exfiltrate all credentials from the system.
How severe is CVE-2017-17836?: CVE-2017-17836 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-17836 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-17836?: CVE-2017-17836 affects Apache Airflow. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-17836?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-17836 published?: CVE-2017-17836 was published on 2019-01-23 and last updated on 2026-06-17.

References

https://lists.apache.org/thread.html/ade4d54ebf614f68dc81a08891755e60ea58ba88e0209233eeea5f57%40%3Cdev.airflow.apache.org%3E

Affected products (1)

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

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