Critical
Security advisory
An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attacker can connect to the broker (Redis, RabbitMQ) directly, it is possible to inject commands, resulting in the celery worker running arbitrary commands.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-11981
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:32 UTC · Revision 1
Source evidence
An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attacker can connect to the broker (Redis, RabbitMQ) directly, it is possible to inject commands, resulting in the celery worker running arbitrary commands.
osv:CVE-2020-11981
Complete source record
{
"id": "3d0743175747a9ddf4af1e4028ce34722ee8e35059499f7202fbb6bd5996b68a",
"url": "https://osv.dev/vulnerability/CVE-2020-11981",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-11981",
"summary": "An issue was found in Apache Airflow versions 1.10.10 and below. When using CeleryExecutor, if an attacker can connect to the broker (Redis, RabbitMQ) directly, it is possible to inject commands, resulting in the celery worker running arbitrary commands.",
"evidence": "osv:CVE-2020-11981",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2020-11981",
"aliases": [
"BIT-airflow-2020-11981",
"CVE-2020-11981",
"GHSA-976r-qfjj-c24w",
"PYSEC-2020-15"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/apache/airflow",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "1c2d5de877a993a6541e017d4d59938315814448"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "1.10.10"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"constraints-1.10.9",
"constraints-1.10.8",
"constraints-1.10.7",
"constraints-1.10.6",
"constraints-1.10.5",
"constraints-1.10.4",
"constraints-1.10.3",
"constraints-1.10.2",
"constraints-1.10.10",
"constraints-1.10.1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11981.json"
}
}
],
"modified": "2026-10-24T10:30:40.952773507Z",
"provider": "osv",
"references": [
"https://lists.apache.org/thread.html/r7255cf0be3566f23a768e2a04b40fb09e52fcd1872695428ba9afe91%40%3Cusers.airflow.apache.org%3E"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-11981",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 435053,
"published_at": "2020-07-17T00:15:10.4+00:00"
}