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CVE-2026-48828: The Bulk Variables API in Apache Airflow called the redactor without passing the variable's key, so the key-ba

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MEDIUM 6.5WATCHLISTUPGRADE

CVE-2026-48828 is a medium-severity flaw (CVSS 6.5) affecting airflow. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Bulk Variables API in Apache Airflow called the redactor without passing the variable's key, so the key-based `should_hide_value_for_key` check (which triggers on secret-suffixed key names like `*_password` / `*_token` / `*_secret`) could not fire for JSON-decodable variable values. An authenticated UI/API user with bulk Variable read permission could retrieve plaintext values from JSON variables whose key would otherwise trigger redaction. A

Why this priority

  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score6.5 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance0.7% (top 49%)
CISA exploited listNo
WeaknessCWE-200
Published2026-07-07
Last modified2026-10-25
Publisher (CNA): Apache Software Foundation · Vendor: apache

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Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

apache airflow UPGRADE
Affected: < 3.3.0
Fixed in: 3.3.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy airflow || rpm -q airflow || airflow --version
2. UPGRADE to 3.3.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade airflow
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade airflow
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-48828?

airflow: upgrade to 3.3.0. Exact commands for each OS are on this page.

Is CVE-2026-48828 being exploited?

CVE-2026-48828 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-48828 affect?

CVE-2026-48828 affects airflow. Severity is medium (CVSS 6.5). The Bulk Variables API in Apache Airflow called the redactor without passing the variable's key, so the key-based `should_hide_value_for_key` check (which triggers on secret-suffixed key names like `*_password` / `*_token` / `*_secret`) cou

How urgent is CVE-2026-48828?

Priority 41/100. On your watchlist

Software pages

Apache Airflow vulnerabilities

Related CVEs

References

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