What’s Vulnerable › Vulnerabilities

CVE-2025-62503: Apache Airflow: Privilege boundary bypass in bulk APIs (create action can upsert existing Pools/Connections/Variables)

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-30 · updated 2026-10-08
• Weakness: CWE-250

Description

User with CREATE and no UPDATE privilege for Pools, Connections, Variables could update existing records via bulk create API with overwrite action.

Affected products

• Apache Airflow: from 3.0.0 before 3.1.1 — fixed in 3.1.1

How to fix

Upgrade to a fixed version: Apache Airflow 3.1.1. Check the vendor advisory for mitigations.

References

• https://lists.apache.org/thread/3v58249qscyn1hg240gh8hqg9pb4okcr
• http://www.openwall.com/lists/oss-security/2025/10/29/8

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