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Vulnerabilities

Vulnerability · CVE-2026-78557

A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9).

Published Oct 13, 2026 · catalog updated Oct 13, 2026 · Siemens Industrial Edge App Publisher

Last checked Oct 25, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-78557. EPSS is 0.32%. Act only if a listed version of Siemens Industrial Edge App Publisher is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.32%
Remediation
Not established
Affected products
vendor Siemens Industrial Edge App Publisher

A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9). The application fails to properly sanitize or escape data received from the backend before rendering it in the user interface. Because the front end is integrated with Node.js, this vulnerability allows for the execution of arbitrary JavaScript, which can be leveraged to achieve remote code execution (RCE) on the victim's machine

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Siemens Industrial Edge App Publisherversion unspecified

How to fix CVE-2026-78557

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-78557. EPSS is 0.32%. Act only if a listed version of Siemens Industrial Edge App Publisher is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS 0.32%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 13, 2026 · CVE.org

    Updated

    A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9). The application fails to properly sanitize or escape data received from the backend before rendering it in the user interface. Because the front end is integrated with Node.js, this vulnerability allows for the execution of arbitrary JavaScript, which can be leveraged to achieve remote code execution (RC

  2. Oct 22, 2026 · CISA ICS Advisories

    Detected

    CVE-2026-78557 is listed by Siemens Industrial Edge App Publisher.

Sources

  • CISA Cybersecurity AdvisoriesGovernment advisoryCVE-2026-78557

    View CSAF 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

    cisa.gov
  • CISA ICS AdvisoriesGovernment advisoryCVE-2026-78557

    View CSAF 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

    cisa.gov
  • CVE.orgVulnerability recordCVE-2026-78557

    A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9). The application fails to properly sanitize or escape data received from the backend before rendering it in the user interface. Because the front end is integrated with Node.js, this vul

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-78557

    30-day exploitation probability 0.32%

    first.org

References

Freshness

Last verified in this catalog Oct 25, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 25, 2026
  • CISA Cybersecurity AdvisoriesOct 24, 2026
  • CVE.orgOct 23, 2026
  • CISA ICS AdvisoriesOct 23, 2026