// For flags

CVE-2025-59938

Heap buffer overflow in wazuh-analysisd

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions starting from 3.8.0 to before 4.11.0, wazuh-analysisd is vulnerable to a heap buffer overflow when parsing XML elements from Windows EventChannel messages. This issue has been patched in version 4.11.0.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
Poc
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2025-09-23 CVE Reserved
  • 2025-09-27 CVE Published
  • 2025-09-29 CVE Updated
  • 2026-05-03 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-122: Heap-based Buffer Overflow
CAPEC
References (1)
URL Tag Source
https://github.com/wazuh/wazuh/security/advisories/GHSA-vw3r-mjg3-9hh2 X_refsource_confirm
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Wazuh
Search vendor "Wazuh"
 Wazuh
Search vendor "Wazuh" for product "Wazuh"
 >= 3.8.0 < 4.11.0
Search vendor "Wazuh" for product "Wazuh" and version " >= 3.8.0 < 4.11.0"
en
Affected