What’s Vulnerable › Vulnerabilities

CVE-2021-45229: Apache Airflow: Reflected XSS via Origin Query Argument in URL

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-25 · updated 2026-06-17
• Weakness: CWE-79

Description

It was discovered that the "Trigger DAG with config" screen was susceptible to XSS attacks via the `origin` query argument. This issue affects Apache Airflow versions 2.2.3 and below.

Affected products

• Apache Airflow: through 2.2.3

References

• https://lists.apache.org/thread/phx76cgtmhwwdy780rvwhobx8qoy4bnk
• https://lists.apache.org/thread/phx76cgtmhwwdy780rvwhobx8qoy4bnk

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