Summary
Successful exploitation of this vulnerability could enable an attacker to execute arbitrary code.
The following versions of Delta Electronics DIAView are affected:
- DIAView (CVE-2026-0975)
| CVSS | Vendor | Equipment | Vulnerabilities |
|---|---|---|---|
| v3 7.8 | Delta Electronics | Delta Electronics DIAView | Improper Neutralization of Special Elements used in a Command (‘Command Injection’) |
Background
- Critical Infrastructure Sectors: Chemical, Commercial Facilities, Critical Manufacturing, Energy, Transportation Systems, Water and Wastewater
- Countries/Areas Deployed: Worldwide
- Company Headquarters Location: Taiwan
Vulnerabilities
CVE-2026-0975
DIAView functions can execute shell commands within a project script. If an attacker tricks the victim into running a project containing a malicious script, then arbitrary code can be executed when the malicious project starts.
Affected Products
Delta Electronics DIAView
Delta Electronics
Delta Electronics DIAView: 4.2.0
known_affected
Remediations
Vendor fix
Delta Electronics recommends users update to DIAView v4.4 or later.
Mitigation
For more information, see Delta Electronics advisory Delta-PCSA-2026-00002.
Mitigation
Delta Electronics offers users the following general recommendations:
Mitigation
Do not click on untrusted Internet links or open unsolicited attachments in emails.
Mitigation
Avoid exposing control systems and equipment to the Internet.
Mitigation
Place control system networks and remote devices behind firewalls, and isolate them from the business network.
Mitigation
When remote access is required, use a secure access method, such as a virtual private network (VPN).
Mitigation
If you have any product-related support concerns, contact Delta via the portal page for any information or materials you may require.
Relevant CWE: CWE-77 Improper Neutralization of Special Elements used in a Command (‘Command Injection’)
Metrics
| CVSS Version | Base Score | Base Severity | Vector String |
|---|---|---|---|
| 3.1 | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Acknowledgments
- An anonymous researcher at Trend Zero Day Initiative reported this vulnerability to CISA
Legal Notice and Terms of Use
This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B–Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time. This vulnerability is not exploitable remotely.
Revision History
- Initial Release Date: 2026-01-22
| Date | Revision | Summary |
|---|---|---|
| 2026-01-22 | 1 | Initial Publication |
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