CVE-2026-86471: Apache CouchDB: Admin credentials leading to code execution as operating system user

Published Oct 20, 2026
·
Updated

An unvalidated runtime configuration value in Apache CouchDB 3.5.2 and below on all platforms allows a CouchDB server admin to run arbitrary shell commands as the CouchDB operating system user.

Users are recommended to upgrade to version 3.5.3, which fixes this issue.

Affected Software

3 affected componentsFixes available
Apache CouchDB<=3.5.2
bitnami/couchdb<3.5.3
3.5.3
ubuntu/couchdb*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade bitnami/couchdb to a version that resolves this vulnerability.

    Fixed in 3.5.3
  2. Upgrade

    Upgrade Apache CouchDB to a version that resolves this vulnerability.

    Fixed in 3.5.3

Event History

Oct 20, 2026
CVE Published
via MITRE·03:38 PM
Data Sourced
via MITRE·03:38 PM
Description
Data Sourced
via OSV·04:17 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·04:17 PM
DescriptionSeverityWeakness
Oct 29, 2026
Advisory Published
via OSV·08:39 AM

Frequently Asked Questions

1

Who can exploit this issue?

An attacker needs CouchDB server administrator credentials. The resulting commands run with the privileges of the CouchDB operating system user.

2

Which deployments are affected?

Apache CouchDB 3.5.2 and earlier are affected on all platforms. Version 3.5.3 fixes the issue.

3

What should be done if immediate remediation is needed?

Upgrade CouchDB to version 3.5.3. Until then, restrict and review access to CouchDB server administrator credentials, since those credentials are required for exploitation.

Contact

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