What is CVE-2023-29247?

CVE-2023-29247 is a medium-severity vulnerability in Apache Airflow, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-05-08.

How severe is CVE-2023-29247?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-29247 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Apache Airflow

CVE-2023-29247

Task instance details page in the UI is vulnerable to a stored XSS.This issue affects Apache Airflow: before 2.6.0.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-05-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.020 (80.4th percentile), scored 2026-10-23.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Apache Airflow
Apache Software Foundation Airflow — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

elifesciences/github-repo-security-alerts

References

github.com/apache/airflow/pull/30447 (Patch, patch)
github.com/apache/airflow/pull/30779 (Patch, patch)
lists.apache.org/thread/kqf5lxmko133780clsp827xfsh4xd3fl (vendor-advisory, Mailing List)

Frequently asked questions

What is CVE-2023-29247?: CVE-2023-29247 is a medium-severity vulnerability in Apache Airflow, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-05-08.
How severe is CVE-2023-29247?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-29247 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.