CVE-2026-8314
Rockwell Automation Arena® - Memory Corruption Vulnerability
- State
- Published
- Severity
- 7.0 High
- Published
- Jul 14, 2026
- Updated
- Jul 14, 2026
- Reserved
- May 11, 2026
Description
A security issue exists within Arena® Simulation due to a memory corruption vulnerability in the siman.exe (Siman) component. The vulnerability stems from improper validation of user-supplied data, which can result in an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process by convincing a user to open a malicious file.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.0 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | Rockwell |
Weaknesses
- CWE-787 Out-of-bounds write
Affected Products
| Product | Versions |
|---|---|
Arena® SimulationRockwell Automation |
|
References
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.