CVE-2026-86471

CRITICALCVSS 9.3/10

Last modified

CVE-2026-86471 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. 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..

Description

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Apache Software FoundationApache CouchDB< 3.5.3

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-86471?
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.
How severe is CVE-2026-86471?
CVE-2026-86471 has a CVSS score of 9.3/10 (CRITICAL severity).
How do I fix CVE-2026-86471?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST