Vulnerability details
CVE-2026-78556
Siemens Industrial Edge App Publisher
CVSS 4.0
7.6High
Official description
A vulnerability has been identified in Industrial Edge App Publisher (All versions < V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.6High | 4.0 | CVEProject cvelistV5 (CNA) (siemens) | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N |
| 7.4High | 3.1 | CVEProject cvelistV5 (CNA) (siemens) | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Siemens | Industrial Edge App Publisher | v < V1.27.9 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-10-13
- Last updated
- 2026-10-16
- State
- Published
- Assigner (CNA)
- siemens
Exploit prediction (EPSS)
0.13%
Probability of exploitation in 30 days
2.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-295Improper Certificate Validation