How severe is CVE-2025-27237?

CVE-2025-27237 has a CVSS 4.0 base score of 7.3, rated high severity.

Is CVE-2025-27237 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27237?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-27237 have an EU (EUVD) identifier?

Yes. CVE-2025-27237 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32535.

When was CVE-2025-27237 published?

CVE-2025-27237 was published on 2025-10-03 and last updated on 2026-06-17.

CVE-2025-27237

CVE-2025-27237 is a high-severity vulnerability with a CVSS 4.0 base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-427.

Key facts

Severity: High (CVSS 4.0 base score 7.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-32535
Weakness: CWE-427
Published: 2025-10-03
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-27237?: 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.
How severe is CVE-2025-27237?: CVE-2025-27237 has a CVSS 4.0 base score of 7.3, rated high severity.
Is CVE-2025-27237 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-27237?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-27237 have an EU (EUVD) identifier?: Yes. CVE-2025-27237 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32535.
When was CVE-2025-27237 published?: CVE-2025-27237 was published on 2025-10-03 and last updated on 2026-06-17.

References

https://support.zabbix.com/browse/ZBX-27061

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