CVE-2026-33858Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code.
Updated under an hour ago ()
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It affects apache airflow. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0, which resolves this issue.
- CVSS
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-502
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
apache airflow apache:airflow | from 3.1.8 before 3.2.0 | NVD |
References
- https://github.com/apache/airflow/pull/64148issue-tracking
- https://lists.apache.org/thread/1npt3o2x81s0gw9tmfcv4n7p1z9hdmy0mailing-list, vendor-advisory
- http://www.openwall.com/lists/oss-security/2026/04/13/7mailing-list, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.