What’s Vulnerable › Vulnerabilities
CVE-2025-62791: Wazuh vulnerable to NULL pointer dereference in DecodeCiscat
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-29 · updated 2026-10-19
- Weakness: CWE-252
Description
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 cJSON_GetObjectItem() for a possible NULL value in case of an error. A compromised agent can cause a crash of analysisd by sending a specially crafted message to the wazuh manager. An attacker who is able to craft and send an agent message to the wazuh manager can cause analysisd to crash and make it unavailable. This vulnerability is fixed in 4.11.0.
Affected products
- wazuh: before 4.11.0 — fixed in 4.11.0
How to fix
Upgrade to a fixed version: wazuh 4.11.0. Check the vendor advisory for mitigations.
References
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