high severityConfidence mediumHistorical record

Apache Hive HiveServer2 SAML bearer impersonation

Apache Hive HiveServer2 SAML bearer impersonation. Upgrade to the patched release.

Also tracked as CVE-2026-53561

First observed
Aug 25, 2026
Last observed
Aug 25, 2026
Last reviewed
Sep 20, 2026
Tracking ended
Aug 25, 2026
JSON recordArtifact CSVSTIX 2.1 bundle

Uncertainty and limitations

Read the evidence limits before acting on this record.

Confirm exact fixed version against the live advisory.

  • Campaign tracks CVE-2026-53561 only.
  • HOL blog is operator guidance.

Timeline

Reviewed events, oldest first, each tied to a verified source.

  1. Disclosure

    CVE-2026-53561 HiveServer2 SAML bearer impersonation disclosed.

  2. Update

    HOL Guard published operator coverage.

Publication clock: 643.9 hours from reviewed disclosure timestamp to HOL publication; 24-hour high target; historical backfill outside target.

Guard coverage and non-coverage

What Guard's reviewed coverage assertions do and do not claim for this campaign.

No Guard coverage mapping is published for this record.

Defensive policy guidance

Reviewed starting points for defending against this campaign's artifact classes.

No campaign-specific policy guidance is published.

Sources

Every claim on this record is traceable to the sources below.

Reviewed in full by HOL Guard Security Publishing.

Published
Last full review
Last modified

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Record HGTC-2026-B9948201.