[NEW] [medium] Apache Airflow: Multiple vulnerabilities

mediumCVE-2026-48828 CVE-2026-48891 CVE-2026-49487 CVE-2026-33264 CVE-2026-48892 CVE-2026-49296

An attacker can exploit multiple vulnerabilities in Apache Airflow to execute arbitrary program code, bypass security measures, and disclose information.

CSIRTS triage

vendor: Apache product: Airflow Remote code execution Authentication bypass Information disclosure

What: Multiple vulnerabilities allow an attacker to execute arbitrary program code, bypass security measures, and disclose information.
Who is affected: Deployments of Apache Airflow.
Urgency: Medium urgency as the vulnerabilities can lead to significant security breaches.
Action: Update to the latest version of Apache Airflow to mitigate these vulnerabilities.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-07-08
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2223

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-488280.66% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all scored CVEs.
Low exploitation riskCVE-2026-488910.64% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 46% of all scored CVEs.
Low exploitation riskCVE-2026-494870.66% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all scored CVEs.
Moderate exploitation riskCVE-2026-332641.6% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 74% of all scored CVEs.
Low exploitation riskCVE-2026-488920.66% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all scored CVEs.
Low exploitation riskCVE-2026-492960.60% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-48828	coverage & exploitation status	NVD · CVE.org
CVE-2026-48891	coverage & exploitation status	NVD · CVE.org
CVE-2026-49487	coverage & exploitation status	NVD · CVE.org
CVE-2026-33264	coverage & exploitation status	NVD · CVE.org
CVE-2026-48892	coverage & exploitation status	NVD · CVE.org
CVE-2026-49296	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Apache Airflow

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-49487: In Apache Airflow before 3.3.0, the REST API task-instance detail and list endpoints returned …nvd · 2026-07-07
mediumCVE-2026-49296: Before apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of ot…nvd · 2026-07-07
mediumCVE-2026-48892: The Config API in Apache Airflow surfaced per-key secrets-backend overrides (environment varia…nvd · 2026-07-07
mediumCVE-2026-48891: A bug in Apache Airflow's `/ui/dependencies` scheduling graph endpoint applied the caller's re…nvd · 2026-07-07
mediumCVE-2026-48828: The Bulk Variables API in Apache Airflow called the redactor without passing the variable's ke…nvd · 2026-07-07
medium[NEW] [medium] Apache Airflow: Vulnerability allows file manipulationcert-bund · 2026-07-07