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CVE-2026-59242

🗓️ 12 Aug 2026 15:35:00Reported by apacheType 
cve
 cve
🔗 web.nvd.nist.gov👁 64 Views🌐 WEB

Apache Airflow XCom deserialize endpoint bypasses key guard, allowing authenticated users to instantiate arbitrary airflow.* classes (CWE-502).

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Detection
Affected
Refs
Paths
NVD
Vulners
Node
apacheairflowRange<3.3.1
[
  {
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/apache-airflow",
    "product": "Apache Airflow",
    "vendor": "Apache Software Foundation",
    "versions": [
      {
        "lessThan": "3.3.1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ],
    "collectionURL": "https://pypi.python.org",
    "packageName": "apache-airflow"
  }
]
ParameterPositionPathDescriptionCWE
deserializequery param/api/v2/{...}/xcomEntries/{key}?deserialize=trueAuthenticated user with XCom write-and-read access can trigger deserialization by sending deserialize=true on GET /api/v2/{...}/xcomEntries/{key}, causing BaseXCom.deserialize_value to instantiate arbitrary airflow.* classes on the API server (CWE-502).CWE-502

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16 Sep 2026 15:17Current
6Medium risk
Vulners AI Score6
CVSS 3.15.4
EPSS0.00529
SSVC
64