An issue was discovered in Couchbase Server 6.5.x and 6.6.x before 6.6.6, 7.x before…
Priority LOW 38CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-287.
Summary
An issue was discovered in Couchbase Server 6.5.x and 6.6.x before 6.6.6, 7.x before 7.0.5, and 7.1.x before 7.1.2. During the start-up of a Couchbase Server node, there is a small window of time (before the cluster management authentication has started) where an attacker can connect to the cluster manager using default credentials.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00657 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:* | 6.5.0 to before 6.6.6; 7.0.0 to before 7.0.5; 7.1.0 to before 7.1.2 | Vulnerable | Couchbase |
- cpe:2.3:a:couchbase:couchbase_server:*:*:*:*:*:*:*:* Versions 6.5.0 to before 6.6.6; 7.0.0 to before 7.0.5; 7.1.0 to before 7.1.2 Vulnerable ·Couchbase
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-42951
- 2026-10-03 Alias added: GHSA-jhxg-8fv9-xvgm
- 2026-10-11 EPSS moved to the 50th–90th percentile
References
More Couchbase Server vulnerabilities
- TI-2024-00478 Out-of-bounds read in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-02885 Type confusion in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-01910 Type confusion in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-27712 Python-cryptography: bleichenbacher timing oracle attack against rsa decryption - incomplete fix for cve-2020-25659 CVSS 3.1HIGH 7.5
- TI-2020-15177 Exposed Erlang Cookie could lead to Remote Command Execution (RCE) attack. CVSS 3.1CRITICAL 9.8
- TI-2023-27298 An issue was discovered in Couchbase Server before 7.2.4. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2022-42951 · CVE Program
- CVE-2022-42951 · NVD
- FIRST EPSS
- GHSA-jhxg-8fv9-xvgm · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences