CVE-2020-9039

highpriority · track · 40OT risk · elevatedEPSS 0.039 · 90 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.94% (90th) EPSS

CVSS 7.5 · high

Is it mine?

11 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Couchbase Server 4.0.0, 4.1.0, 4.1.1, 4.5.0, 4.5.1, 4.6.0 through 4.6.5, 5.0.0, 5.1.1, 5.5.0 and 5.5.1 have Insecure Permissions for the projector and indexer REST endpoints (they allow unauthenticated access).The /settings REST endpoint exposed by the projector process is an endpoint that administrators can use for various tasks such as updating configuration and collecting performance profiles. The endpoint was unauthenticated and has been updated to only allow authenticated users to access these administrative APIs.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.6criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Fsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-276USprimary

affected products (11)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
couchbase couchbase server= 4.0.0nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 4.1.0nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 4.1.1nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 4.5.0nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 4.5.1nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server4.6.0 → 4.6.5nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 5.0.0nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 5.1.1nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 5.5.0nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*
couchbase couchbase server= 5.5.1nvdUScpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2020-02-22modified 2026-06-17

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references (5)

External citations — patches, advisories, analysis.

scry

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