The vulnerability of the wazuh-analysisd module of the Wazuh security monitoring and threat detection platform allows a malicious actor to cause a service failure.

The vulnerability of the wazuh-analysisd module of the security monitoring and threat detection platform Wazuh is related to buffer overflow in dynamic memory. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

CVE-2026-34150

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions 1.0.0 and above, prior to 4.14.5, a heap buffer overflow in wazuh-analysisd allows an unauthenticated remote attacker to crash the Wazuh manager's analysis engine, causing complete loss of SI...

CVE-2026-34150 Wazuh: Heap buffer overflow in wazuh-analysisd via rootcheck event parsing

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions 1.0.0 and above, prior to 4.14.5, a heap buffer overflow in wazuh-analysisd allows an unauthenticated remote attacker to crash the Wazuh manager's analysis engine, causing complete loss of SI...

CVE-2026-34150 Wazuh: Heap buffer overflow in wazuh-analysisd via rootcheck event parsing

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions 1.0.0 and above, prior to 4.14.5, a heap buffer overflow in wazuh-analysisd allows an unauthenticated remote attacker to crash the Wazuh manager's analysis engine, causing complete loss of SI...

CVE-2026-33434

CVE-2026-33434 affects Wazuh 4.6.0+ up to 4.14.5. A logic error in CheckRateLimitsMiddleware.dispatch() causes the /events endpoint rate check to unconditionally overwrite the general rate limit result. When global max_request_per_minute is exceeded, /events requests can still succeed if the even...

CVE-2026-33434

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions 4.6.0 and above, prior to 4.14.5, a logic error in CheckRateLimitsMiddleware.dispatch causes the /events endpoint rate check to unconditionally overwrite the general rate limit result. When t...

CVE-2026-25790

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment SCA decoder wazuh-analysisd. The use of sprintf with a...

CVE-2026-25790

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment SCA decoder wazuh-analysisd. The use of sprintf with a...

CVE-2025-64169

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-64169

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

EUVD-2025-198506

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-64169

CVE-2025-64169 — Wazuh NULL pointer dereference in fim_alert : The issue affects Wazuh 3.7.0 up to, but not including, 4.12.0, where fim_alert() may dereference oldsum->md5 without NULL-check, potentially causing analysisd to crash when a compromised agent sends a crafted message. The vulnerab...

CVE-2025-64169 Wazuh NULL pointer dereference in fim_alert line 666

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-64169 Wazuh NULL pointer dereference in fim_alert line 666

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fimalert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

PT-2025-47795

Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 3.7.0 to before 4.12.0, fim alert implementation does not check whether oldsum-md5 is NULL or not before dereferencing it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-62790

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fimfetchattributesstate implementation does not check whether timestring is NULL or not before calling strlen on it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-62789

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, fimalert implementation does not check whether the return value of ctimer is NULL or not before calling strdup on it. A compromised agent can cause a crash of analysisd by sending a...

CVE-2025-62791

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, DecodeCiscat implementation does not check the return the value of cJSONGetObjectItem for a possible NULL value in case of an error. A compromised agent can cause a crash of analysisd by...

CVE-2025-62785

Wazuh is a free and open source platform used for threat prevention, detection, and response. fillData implementation does not check whether value is NULL or not before calling osstrdup on it. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh...

CVE-2025-62791

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.11.0, DecodeCiscat implementation does not check the return the value of cJSONGetObjectItem for a possible NULL value in case of an error. A compromised agent can cause a crash of analysisd by...