How severe is CVE-2025-11918?

CVE-2025-11918 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-11918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11918?

CVE-2025-11918 affects Rockwellautomation Arena. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11918?

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-2025-11918 have an EU (EUVD) identifier?

Yes. CVE-2025-11918 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197610.

When was CVE-2025-11918 published?

CVE-2025-11918 was published on 2025-11-14 and last updated on 2026-06-17.

CVE-2025-11918

CVE-2025-11918 is a high-severity vulnerability in Rockwellautomation Arena with a CVSS 3.x 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-121.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v4: 7.1
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-197610
Weakness: CWE-121
Affected product: Rockwellautomation Arena
Published: 2025-11-14
Last modified: 2026-06-17

Description

Rockwell Automation Arena® suffers from a stack-based buffer overflow vulnerability. The specific flaw exists within the parsing of DOE files. Local attackers are able to exploit this issue to potentially execute arbitrary code on affected installations of Arena®. Exploiting the vulnerability requires opening a malicious DOE file.

Frequently asked questions

What is CVE-2025-11918?: Rockwell Automation Arena® suffers from a stack-based buffer overflow vulnerability. The specific flaw exists within the parsing of DOE files. Local attackers are able to exploit this issue to potentially execute arbitrary code on affected installations of Arena®. Exploiting the vulnerability requires opening a malicious DOE file.
How severe is CVE-2025-11918?: CVE-2025-11918 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-11918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11918?: CVE-2025-11918 affects Rockwellautomation Arena. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11918?: 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-2025-11918 have an EU (EUVD) identifier?: Yes. CVE-2025-11918 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197610.
When was CVE-2025-11918 published?: CVE-2025-11918 was published on 2025-11-14 and last updated on 2026-06-17.

References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1763.html

Affected products (1)

cpe:2.3:a:rockwellautomation:arena:*:*:*:*:*:*:*:*

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