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Vulnerability details: VCID-1ptn-xvsy-d3hu
Vulnerability ID VCID-1ptn-xvsy-d3hu
Aliases CVE-2023-36543
GHSA-3h4m-m55v-gx4m
PYSEC-2023-106
Summary 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
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1333 Inefficient Regular Expression Complexity
CWE-20 Improper Input Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2023-36543
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2023-36543
https://github.com/apache/airflow
https://github.com/apache/airflow/commit/116e607ddcb32480e57c342f48226545ac6fc315
https://github.com/apache/airflow/pull/32060
https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2023-106.yaml
https://lists.apache.org/thread/tokfs980504ylgk3cv3hjlnrtbv4tng4
CVE-2023-36543 https://nvd.nist.gov/vuln/detail/CVE-2023-36543
GHSA-3h4m-m55v-gx4m https://github.com/advisories/GHSA-3h4m-m55v-gx4m
No exploits are available.
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.74434
EPSS Score 0.00804
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T20:32:09.286522+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/apache-airflow/PYSEC-2023-106.yaml 38.6.0