CVE-2026-31987

Apache Airflow: JWT token appearing in logs

7.5 HighFix available

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.74%Up 0.7 points since Apr 17, 2026

What each source reports

CVE List Score used 7.5

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: CVE-2026-31987
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-532
Updated: 2026-11-03

EUVDEUVD-2026-23233 7.5

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: EUVD-2026-23233
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-phv5-vq5p-qhp7 6.9

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: GHSA-phv5-vq5p-qhp7
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-532
Updated: 2026-11-02

NVD 7.5

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: CVE-2026-31987
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-532
Updated: 2026-11-03

OSV 7.5

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: CVE-2026-31987
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-532
Updated: 2026-11-04

OSVGHSA-phv5-vq5p-qhp7 6.9

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: GHSA-phv5-vq5p-qhp7
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-532
Updated: 2026-11-02

OSVPYSEC-2026-2352 6.9

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: PYSEC-2026-2352
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVBIT-airflow-2026-31987 No score

Apache Airflow: JWT token appearing in logs

JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix.

Users are recommended to upgrade to version 3.2.0, which fixes this issue.

Record: BIT-airflow-2026-31987
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`apache-airflow` PyPI	3.0.0 up to 3.2.0	3.2.0
`airflow` Bitnami	3.0.0 up to 3.2.0	3.2.0
`apache-airflow` PyPI	3.0.0 up to 3.2.0, plus listed versions 3.0.13.0.1rc13.0.23.0.2rc13.0.2rc2 Show 45 moreShow less 3.0.33.0.3rc13.0.3rc23.0.3rc33.0.3rc43.0.3rc53.0.3rc63.0.43.0.4rc13.0.4rc23.0.53.0.5rc13.0.5rc23.0.5rc33.0.63.0.6rc13.0.6rc23.1.03.1.0b13.1.0b23.1.0rc13.1.0rc23.1.13.1.1rc13.1.1rc23.1.23.1.2rc13.1.2rc23.1.33.1.3rc13.1.43.1.4rc13.1.4rc23.1.53.1.5rc13.1.63.1.6rc13.1.73.1.7rc13.1.7rc23.1.83.1.8rc13.1.8rc23.2.0b13.2.0b2	3.2.0

History

History
Recorded	Changed	Sources
Nov 4, 2026	facts	CVE List, EUVD, NVD, OSV
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-31987 is a high vulnerability (CVSS 7.5) in Apache Airflow, published April 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in apache-airflow 3.2.0.

References

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This page doesn't list everything

Left out here: 2 versions. The JSON record has them.