CVE-2026-44253 Wazuh: Cluster Protocol Memory Exhaustion (DoS) via unbounded receive_str allocation and div_msg_box accumulation

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 3.9.0 until 4.14.5 and 5.0.0-beta2, the Wazuh cluster protocol in framework/wazuh/core/cluster/common.py allows an authenticated cluster node to exhaust memory on the master. The receivestr method...

EUVD-2026-62552

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 3.9.0 until 4.14.5 and 5.0.0-beta2, the Wazuh cluster protocol in framework/wazuh/core/cluster/common.py allows an authenticated cluster node to exhaust memory on the master. The receivestr method...

CVE-2026-44253

CVE-2026-44253 affects the Wazuh cluster protocol in framework/wazuh/core/cluster/common.py, allowing an authenticated cluster node to exhaust memory on the master. The root cause is twofold: the receive_str() method accepts an attacker-controlled total for InBuffer without a maximum, enabling a ...

CVE-2026-44253 Wazuh: Cluster Protocol Memory Exhaustion (DoS) via unbounded receive_str allocation and div_msg_box accumulation

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 3.9.0 until 4.14.5 and 5.0.0-beta2, the Wazuh cluster protocol in framework/wazuh/core/cluster/common.py allows an authenticated cluster node to exhaust memory on the master. The receivestr method...

CVE-2026-44252 Wazuh Manager dapi RBAC Bypass Allows Privilege Escalation

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 4.0.0 until 4.14.5, Wazuh Manager allows a low-privilege read-only API user with manager:read permission to retrieve the cluster key from the element in ossec.conf through GET...

CVE-2026-44252 Wazuh Manager dapi RBAC Bypass Allows Privilege Escalation

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 4.0.0 until 4.14.5, Wazuh Manager allows a low-privilege read-only API user with manager:read permission to retrieve the cluster key from the element in ossec.conf through GET...

EUVD-2026-62551

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 4.0.0 until 4.14.5, Wazuh Manager allows a low-privilege read-only API user with manager:read permission to retrieve the cluster key from the element in ossec.conf through GET...

CVE-2026-44252

Wazuh Manager (versions 4.0.0 through 4.14.5) contains an RBAC bypass that enables privilege escalation from a low-privilege read-only API user to full administrative control. The root cause is twofold: the cluster Fernet key is exposed via GET /manager/configuration?raw=true to any user with man...

CVE-2026-44252 Wazuh Manager dapi RBAC Bypass Allows Privilege Escalation

Wazuh is a free and open source platform used for threat prevention, detection, and response. From 4.0.0 until 4.14.5, Wazuh Manager allows a low-privilege read-only API user with manager:read permission to retrieve the cluster key from the element in ossec.conf through GET...

mysql: Replication unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Replication. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1...

mysql: Replication unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Replication. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1...

mysql: Optimizer unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily...

mysql: Replication unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Replication. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily...

mysql: InnoDB unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: InnoDB. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily exploitable...

mysql: Clone Plugin unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Clone Plugin. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1...

mysql: Replication unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Replication. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1...

mysql: DDL unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: DDL. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Difficult to...

mysql: Optimizer unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Difficul...

mysql: Optimizer unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily...

mysql: Clone Plugin unspecified vulnerability (CPU Jul 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL component: Server: Clone Plugin. Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1...