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CVE-2026-31987EXPLOITEDPATCHED
apache · airflow

Apache Airflow: JWT token appearing in logs

Description

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.

Affected Products

VendorProductVersions
apacheairflow3.0.0

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
apacheairflowcert_advisory90%

References

  • https://github.com/apache/airflow/pull/62964(patch)
  • https://github.com/apache/airflow/issues/62428(issue-tracking)
  • https://github.com/apache/airflow/issues/62773(issue-tracking)
  • https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g(vendor-advisory)

Related News (3 articles)

Tier B
BSI Advisories2d ago
[NEU] [mittel] Apache Airflow: Schwachstelle ermöglicht Offenlegung von Informationen
→ No new info (linked only)
Tier C
oss-security2d ago
CVE-2026-31987: Apache Airflow: JWT token appearing in logs
→ No new info (linked only)
Tier C
VulDB2d ago
CVE-2026-31987 | Apache Airflow up to 3.1.x JWT Token log file (ID 62428)
→ No new info (linked only)
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
apache-airflow@3.2.0
CWECWE-532
PublishedApr 16, 2026
Last enriched2d agov3
Trending Score46
Source articles3
Independent3
Info Completeness9/14
Missing: cvss, epss, kev, iocs, mitre_attack

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Apr 16, 2026
Discovered by ZDM
Apr 16, 2026
Updated: description, affectedVersions, severity
Apr 16, 2026
Updated: severity, affectedVersions, exploitAvailable, activelyExploited
Apr 16, 2026
Actively Exploited
Apr 18, 2026
Exploit Available
Apr 18, 2026
Patch Available
Apr 18, 2026

Version History

v3
Last enriched 2d ago
v3Tier C2d ago

Updated severity to MEDIUM, marked exploit as available, and clarified affected versions.

severityaffectedVersionsexploitAvailableactivelyExploited
via oss-security
v2Tier C2d ago

Updated description with technical details, changed affected versions to include 3.1.x, and updated severity to HIGH.

descriptionaffectedVersionsseverity
via VulDB
v12d ago

Initial creation