CVE-2026-33858
Apache Airflow: Unsafe Deserialization via Legacy Serialization Keys (__type/__var) Bypass in XCom API
8.8
HIGH
CVSS 3.1
EPSS 0.59%
描述
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.
如何修補 CVE-2026-33858
要修補 CVE-2026-33858,請將受影響套件升級到下列已修補版本。
- —升級至 3.2.0 或更新版本
- —升級至 3.2.0 或更新版本
- —升級至 3.2.0 或更新版本
CVE-2026-33858 正在被利用嗎?
低 — EPSS 為 0.6%,目前沒有觀察到大規模利用活動。
受影響套件(3)
- >= 3.1.8, < 3.2.0
- >= 3.1.8, < 3.2.0
- >= 3.1.8, < 3.2.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |