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Apache Airflow: Connections API: apprise connection "config" extra returned in cleartext

Exploited
No known exploitation
Fix
Fixed in apache-airflow 3.0.0 · apache-airflow-core 3.4.0
Who is exposed
Not reported

Do first: Upgrade to a fixed version: apache-airflow 3.0.0 · apache-airflow-core 3.4.0.

Published
Last modified
16/100 · provisional
None on Exploit-DB, Metasploit or GitHub

Summary

The Apache Airflow connections API did not hide the apprise provider's "config" connection extra, which can contain notification-service credentials. A user who is allowed to read connections could view those credentials in plain text.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

The Apache Airflow connections API did not mask the apprise provider's config connection extra, which can embed notification-service credentials. A user with permission to read connections could retrieve it in cleartext, although Airflow 3 treats connection credentials as write-only.

Users are advised to upgrade to apache-airflow 3.4.0 or later. Airflow 2.x is also affected; Airflow 2 has reached end of life and will not receive a fix, so Airflow 2 users should upgrade to Apache Airflow 3.4.0 or later.

cve.now Index

16Pcve.now Index 16 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure?/25Unknown. No advisory context yet
  • Reach16/20apache-airflow: 1.5M downloads a week
  • Severity?/10Unknown. No CVSS score or vendor rating
  • No patch0/5No signal

What would change the score

  • Would score about 71 if added to CISA KEV
  • Would score about 66 if CISA's SSVC rates exploitation active
  • Would score about 38 if advisories confirm default setups are exposed

Impact

  • Widely used

    apache-airflow has 1.5m weekly downloads.Source: pypistats.org

    473 packages depend on apache-airflow.Source: deps.dev

What to do

  • Upgrade to a fixed version: apache-airflow 3.0.0 · apache-airflow-core 3.4.0.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. Record last updated

Affected versions

  • From 2.4.0 · fixed in 3.0.0

    Fixed in 3.0.0 (released Apr 22, 2025, 566 days before disclosure).

    The latest release, 3.4.0, is not affected.

  • fixed in 3.4.0

    Fixed in 3.4.0 (released Nov 6, 2026, 3 days before disclosure).

    The latest release, 3.4.0, is not affected.

Evidence 3

  1. Advisory
  2. Patch
  3. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-107474

Is CVE-2026-107474 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-107474?

apache-airflow (PyPI): from 2.4.0 before 3.0.0. apache-airflow-core (PyPI): before 3.4.0.Source: cve.now feed data

How do I fix CVE-2026-107474?

Upgrade to a fixed version: apache-airflow 3.0.0 · apache-airflow-core 3.4.0.Source: cve.now feed data