CVE-2026-112334
Wazuh 1.0.0 before 4.14.9 Out-of-Bounds Write in wazuh-execd via ar.conf
No known exploitation. EPSS puts it in the 47th percentile. Fixed in 4.14.9.
No public exploit knownFix4.14.9Upgrade to this build
No ready-made check. Neither Nuclei nor OpenVAS has one for this CVE yet.
What to do
Find your product and version, then upgrade to the build on the right.
- WazuhAffected: ≥ 1.0.0, < 4.14.9Upgrade to: 4.14.9Stated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
Wazuh from 1.0.0 before 4.14.9 contains an out-of-bounds write vulnerability in wazuh-execd that allows privileged manager-configuration attackers to corrupt root process memory via excess ar.conf entries. Attackers controlling ossec.conf active-response blocks can push over 64 commands to agents, overflowing ReadExecConfig() arrays and crashing Active Response fleet-wide.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.6% chance of exploitation activity in the next 30 days, which ranks it in the 47th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 0 days, from the signal feeds we watch.
- Publishedweakness classified, att&ck mapped, record updated, record updated, record updated
Affected products
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Scored 4.9 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required HighRequires admin or elevated privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity NoneNo integrity impact
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
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