High severityNVD Advisory· Published Jul 12, 2023· Updated Oct 4, 2024
Apache Airflow: ReDoS via dags function
CVE-2023-36543
Description
Apache Airflow, versions before 2.6.3, has a vulnerability where an authenticated user can use crafted input to make the current request hang. It is recommended to upgrade to a version that is not affected
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
apache-airflowPyPI | < 2.6.3 | 2.6.3 |
Affected products
3- osv-coords2 versions
< 2.6.3+ 1 more
- (no CPE)range: < 2.6.3
- (no CPE)range: < 2.6.3
Patches
Vulnerability mechanics
Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
6- github.com/apache/airflow/pull/32060ghsapatchWEB
- github.com/advisories/GHSA-3h4m-m55v-gx4mghsaADVISORY
- lists.apache.org/thread/tokfs980504ylgk3cv3hjlnrtbv4tng4ghsavendor-advisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2023-36543ghsaADVISORY
- github.com/apache/airflow/commit/116e607ddcb32480e57c342f48226545ac6fc315ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2023-106.yamlghsaWEB
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