Couchbase vulnerabilities
We track 11 vulnerabilities in Couchbase products across 3 products. 11 are rated high or critical, and 3 have been exploited in real attacks. The most recent was published on July 29, 2025.
Latest Couchbase vulnerabilities
- 7.3 High severity
Sync Gateway: Cleartext Transmission of Sensitive Information
An issue was discovered in Couchbase Sync Gateway before 3.2.6. In sgcollect_info_options.log and sync_gateway.log, there are cleartext passwords in redacted and unredacted output.
- 7.6 High severity
Couchbase Server: Improper Access Control
A security issue has been discovered in Couchbase Server before 7.6.4 and fixed in v.7.6.4 and v.7.2.7 for Windows that could allow unauthorized access to sensitive files. Depending on the level of privileges, this vulnerability may grant access to files such
- 7.5 High severity
couchbase_server: Allocation of Resources Without Limits or Throttling
An issue was discovered in Couchbase Server 6.6.x through 7.2.0, before 7.1.5 and 7.2.1. Unauthenticated users may cause memcached to run out of memory via large commands.
- 8.6 High severity
couchbase_server: Incorrect Privilege Assignment
An issue was discovered in Couchbase Server before 7.2.x before 7.2.4. otpCookie is shown with full admin on pools/default/serverGroups and engageCluster2.
- 7.5 High severity
server: Incorrect Default Permissions
Couchbase Server 7.1.x and 7.2.x before 7.2.4 does not require authentication for the /admin/stats and /admin/vitals endpoints on TCP port 8093 of localhost.
- 7.5 High severity
Red Hat Ansible Automation Platform 2: Observable Discrepancy
A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data.
- 8.8 High severity
Google Chromium V8 Out-of-Bounds Memory Access Exploited
Out of bounds memory access in V8 in Google Chrome prior to 120.0.6099.224 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- 8.8 High severity
Google Chromium V8 Type Confusion Exploited
Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- 8.8 High severity
Google Chromium V8 Type Confusion Exploited
Type confusion in V8 in Google Chrome prior to 112.0.5615.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- 8.1 High severity
Couchbase Server: Improper Authentication
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
- 9.8 Critical severity
Sync Gateway: Improper Certificate Validation
An issue was discovered in Couchbase Sync Gateway 3.x before 3.0.2. Admin credentials are not verified when using X.509 client-certificate authentication from Sync Gateway to Couchbase Server. When Sync Gateway is configured to authenticate with Couchbase Serv