CVE-2023-50943
Apache Airflow: pickle deserialization vulnerability in XComs
7.5
HIGH
CVSS 3.1
EPSS 0.21%
Description
Apache Airflow, versions before 2.8.1, have a vulnerability that allows a potential attacker to poison the XCom data by bypassing the protection of "enable_xcom_pickling=False" configuration setting resulting in poisoned data after XCom deserialization. This vulnerability is considered low since it requires a DAG author to exploit it. Users are recommended to upgrade to version 2.8.1 or later, which fixes this issue.
How to fix CVE-2023-50943
To remediate CVE-2023-50943, upgrade the affected package to a fixed version below.
- —upgrade to 2.8.1 or later
- —upgrade to 2.8.1rc1 or later
- —upgrade to 2.8.1 or later
Is CVE-2023-50943 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.8.1
- from 0, < 2.8.1rc1
- from 0, < 2.8.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |