Public proof of conceptFix available

CVE-2022-40127

Q: Is CVE-2022-40127 actively exploited?

Active exploitation of CVE-2022-40127 has not been confirmed. Its EPSS score was 85.7% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-40127?

CVE-2022-40127 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

A public proof of concept exists; no exploitation attested.

Published2022-11-14
Fixed in2.4.0
WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability in Example Dags of Apache Airflow allows an attacker with UI access who can trigger DAGs, to execute arbitrary commands via manually provided run_id parameter. This issue affects Apache Airflow Apache Airflow versions prior to 2.4.0.

Timeline

dates in UTC

2022-11-1410:15CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-40127?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-40127?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Apache airflow

Branch	Affected	Fixed in	Source
2.4	< 2.4.0	2.4.0	NVD · OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Apache airflow to 2.4.0

Advisories and patches

github.comPatch

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 2 repositories, unverifiedMr-xn/CVE-2022-40127jakabakos/CVE-2022-40127-Airflow-RCE

Sources

CISA-ADPSSVC decisionnone2025-04-30
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.18.82025-04-30
NVDCVSS 3.18.8read 2026-10-23
CISA-ADPweakness (CWE)CWE-942025-04-30
CNAweakness (CWE)CWE-94read 2026-10-23
FIRST EPSSEPSS score85.7 %read 2026-10-23
PoC-in-GitHubproof of concept2read 2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2022-11-14
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-40127?

Is CVE-2022-40127 actively exploited?

Active exploitation of CVE-2022-40127 has not been confirmed. Its EPSS score was 85.7% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-40127?

CVE-2022-40127 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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