Home / Items
Industrial control advisorySeverity 8.3 high
Siemens Industrial Edge App Publisher
ICSA-26-295-02 · CISA · October 13, 2026
Summary
The Industrial Edge App Publisher contains a vulnerability chain involving improper certificate validation and the rendering of unescaped data from backend responses. These issues can be combined to allow an attacker on the network to impersonate the management server and execute arbitrary code (RCE) on the local machine through Node.js integration.
Siemens has released an update for the Industrial Edge App Publisher and recommends to update to the latest version.
From CISA, quoted as published. Check the source before acting.
What to do
Update to V1.27.9 or later version
Vendor fix or mitigation, quoted from the advisory.
Each CVE in this advisory
| CVE | Severity | Known exploited | Exploit likelihood |
|---|---|---|---|
| CVE-2026-78556 | 7.4 high | No | 0.1% |
| CVE-2026-78557 | 8.3 high | No | 0.3% |
Severity from the advisory (CVSS), known exploitation from CISA's catalog, exploit likelihood from EPSS (next 30 days).
Affected products
| Vendor | Product |
|---|---|
| Siemens | Industrial Edge App Publisher |
Why it's on these mode pages
- Maritime: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Pipeline: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Freight rail: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Passenger rail and transit: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Highway and motor carrier: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
- Postal and parcel: Vendor table: Siemens (industrial control makers used in every mode, all modes) (matched by rule)
Change history
- October 13, 2026: Publication Date
- October 22, 2026: Initial CISA Republication of Siemens ProductCERT SSA-968435 advisory
- November 9, 2026: First collected by Watch
Securidigm Scout can match advisories like this one to the equipment on your own network, offline. securidigm.com