Home/CVE/Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing t
CVE

CVE-2026-25917

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing t

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 fixes the issue.

HIGH · CVSS 7.2 EPSS 0.00051
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-502Deserialization of Untrusted Data
▤

Affected Products & Versions

1
apache airflow< 3.2.0
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI apache-airflow fixed in 3.2.0
PyPI apache-airflow-core HIGH fixed in 3.2.0
▣

Scoring & Timeline

7.2
HIGH · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Apr 2026 · 07:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/apache/airflow/pull/61641Issue Tracking
https://lists.apache.org/thread/6whgpkqbh12rvpfmvcg8b0vwlv4hq3poMailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/04/17/9Mailing ListThird Party Advisory
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