The use of prefixed system databases is very rare.
Users are recommended to upgrade to version 3.5.3, which fixes this issue.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Apache Software Foundation | Apache CouchDB | unaffected |
|
No data.
No data.
No data available yet.
No solution or workaround provided in the CVE record.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
Sign in to view the affected projects.
No advisories yet.
Tue, 20 Oct 2026 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Missing authorisation checks in chttpd in Apache CouchDB 3.5.2 and below on all platforms allows any request to read the full contents of a prefixed _user or _replicator database via an unauthorised API endpoint. The use of prefixed system databases is very rare. Users are recommended to upgrade to version 3.5.3, which fixes this issue. | |
| Title | Apache CouchDB: Auth bypass in prefixed _users and _replicator databases | |
| References |
| |
| Metrics |
cvssV4_0
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: apache
Published:
Updated: 2026-10-20T15:40:47.497Z
Reserved: 2026-09-13T15:07:31.018Z
Link: CVE-2026-90800
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-10-20T16:17:16.033
Modified: 2026-10-20T16:17:16.033
Link: CVE-2026-90800
Redhat
No data.
OpenCVE Enrichment
No data.
No weakness.