CVE-2025-27237
HighPublished
DLL injection in Zabbix Agent and Agent 2 via OpenSSL configuration
- Published
- Oct 3, 2025
- Updated
- Feb 26, 2026
- Assigning CNA
- Zabbix
- Evidence observed
- Aug 17, 2026
Primary CVSS
7.3/ 10High
nvd · CVSS 4.0
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X0.3%
Low · next 30 days
- Percentile
- 25.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
In Zabbix Agent and Agent 2 on Windows, the OpenSSL configuration file is loaded from a path writable by low-privileged users, allowing malicious modification and potential local privilege escalation by injecting a DLL.
Sources
1CVE 2025 27237 Zabbix LPE proof of concept.
Responsible use
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