CVE-2022-40127

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because EPSS predicts 86% probability of exploitation within the next 30 days (top 0.3% of all CVEs). NVD baseline CVSS 8.8 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, nvd
Elevated
9.0EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 86%
CISA-KEV: Not listedEPSS PROB: 86%CVSS: 8.8Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
8.8
EG Score
9.0(high)
EG Risk
75(Track)
EG Risk 75/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation86% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
86%
EPSS %ILE
100%
KEV
Not listed

Published

November 14, 2022

Last Modified

April 30, 2025

Advisory Details (3)

Auto-updated Aug 22, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr.
generic
https://lists.apache.org/thread/cf132hgm6jvzvsbpsozl3plf1r4cwysy
github_pr

Change the template to use human readable task_instance description

Fix merged in apache/airflow PR #25960 on 2022-08-31 — awaiting tagged release

https://github.com/apache/airflow/pull/25960
generic

oss-security - CVE-2022-40127: RCE in Apache Airflow <2.4.0 bash example

http://www.openwall.com/lists/oss-security/2022/11/14/2

Affected Packages

(1 across 1 ecosystem)
PyPI(1)
PackageVulnerable rangeFixed inDependents
apache-airflow1.10.0 ... 2.4.0rc1 (121 versions)2.4.0—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 17× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-06 13:45 UTCEPSS rescore
  2. 2026-09-05 15:25 UTCEPSS rescore
  3. 2026-09-04 23:29 UTCOSV refresh
  4. 2026-09-04 05:04 UTCEPSS rescore
  5. 2026-09-02 14:09 UTCEPSS rescore
  6. 2026-08-30 19:15 UTCEPSS rescore
  7. 2026-08-30 19:14 UTCEPSS rescore
  8. 2026-08-28 21:38 UTCEPSS rescore
  9. 2026-08-27 14:22 UTCEPSS rescore
  10. 2026-08-26 14:43 UTCEPSS rescore
  11. 2026-08-24 14:13 UTCEPSS rescore
  12. 2026-08-21 23:46 UTCEPSS rescore
  13. 2026-08-19 17:01 UTCEPSS rescore
  14. 2026-08-19 17:01 UTCEPSS rescore
  15. 2026-08-18 10:21 UTCOSV refresh
  16. 2026-08-16 02:12 UTCEPSS rescore
  17. 2026-08-12 13:48 UTCEPSS rescore
  18. 2026-08-06 13:44 UTCEPSS rescore
  19. 2026-08-03 05:57 UTCOSV refresh
  20. 2026-07-26 14:52 UTCEPSS rescore
  21. 2026-07-26 14:52 UTCEPSS rescore
  22. 2026-07-24 14:15 UTCEPSS rescore
  23. 2026-07-23 02:13 UTCEG score recompute
  24. 2026-07-22 23:01 UTCEG score recompute
  25. 2026-07-22 14:06 UTCEPSS rescore
Show 36 more
  1. 2026-07-20 17:05 UTCEPSS rescore
  2. 2026-07-16 15:49 UTCOSV refresh
  3. 2026-07-15 16:56 UTCEPSS rescore
  4. 2026-07-15 16:56 UTCEPSS rescore
  5. 2026-07-15 01:58 UTCEPSS rescore
  6. 2026-07-13 06:11 UTCEPSS rescore
  7. 2026-07-11 08:25 UTCEPSS rescore
  8. 2026-07-11 08:25 UTCEPSS rescore
  9. 2026-07-06 16:25 UTCEPSS rescore
  10. 2026-07-06 02:21 UTCEPSS rescore
  11. 2026-07-05 02:28 UTCEPSS rescore
  12. 2026-07-01 15:04 UTCEPSS rescore
  13. 2026-06-28 14:02 UTCOSV refresh
  14. 2026-06-25 13:48 UTCEPSS rescore
  15. 2026-06-25 13:48 UTCEPSS rescore
  16. 2026-06-24 14:03 UTCEPSS rescore
  17. 2026-06-23 21:31 UTCEPSS rescore
  18. 2026-06-23 21:31 UTCEPSS rescore
  19. 2026-06-15 17:46 UTCEPSS rescore
  20. 2026-06-14 23:16 UTCEPSS rescore
  21. 2026-06-11 01:39 UTCOSV refresh
  22. 2026-06-08 14:15 UTCEPSS rescore
  23. 2026-06-06 13:46 UTCEPSS rescore
  24. 2026-06-06 13:46 UTCEPSS rescore
  25. 2026-06-06 13:46 UTCEPSS rescore
  26. 2026-06-05 22:46 UTCEPSS rescore
  27. 2026-06-05 22:46 UTCEPSS rescore
  28. 2026-06-02 20:12 UTCEPSS rescore
  29. 2026-06-02 20:11 UTCEPSS rescore
  30. 2026-05-26 13:43 UTCEPSS rescore
  31. 2026-05-26 13:43 UTCEPSS rescore
  32. 2026-05-26 13:43 UTCEPSS rescore
  33. 2026-05-26 07:17 UTCEPSS rescore
  34. 2026-05-26 07:17 UTCEPSS rescore
  35. 2026-05-26 07:17 UTCEPSS rescore
  36. 2026-05-25 12:11 UTCEG score recompute

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCjakabakos/CVE-2022-40127-Airflow-RCE
    First seen Jul 21, 2023

    CVE-2022-40127 PoC and exploit

    Open source ↗
  • GitHub PoCMr-xn/CVE-2022-40127
    First seen Nov 18, 2022

    Apache Airflow < 2.4.0 DAG example_bash_operator RCE POC

    Open source ↗
  • Nucleihttp/cves/2022/CVE-2022-40127.yaml
    First seen Jan 1, 2022

    AirFlow < 2.4.0 - Remote Code Execution

    Open source ↗

Frequently asked(5)

What is CVE-2022-40127?
CVE-2022-40127 is a critical vulnerability published on November 14, 2022. 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.
When was CVE-2022-40127 disclosed?
CVE-2022-40127 was first published in the National Vulnerability Database on November 14, 2022, with the most recent update on April 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-40127 actively exploited?
CVE-2022-40127 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86% probability of exploitation in the next 30 days, which ranks it in the top 0.3% of all scored CVEs.
What is the CVSS score of CVE-2022-40127?
CVE-2022-40127 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
How do I remediate CVE-2022-40127?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-40127, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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