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CVE-2025-7390
Bypass the client certificate trust check of an opc.https server while only secure communication is allowed
Critical9.1EPSS 0.26%
- Published
- Updated
- Reserved
- Assigned by
- Softing
Description
A malicious client can bypass the client certificate trust check of an opc.https server when the server endpoint is configured to allow only secure communication.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| SoftingCNA (assigner) | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| NVDNVD · Deferred | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.26% · top 83% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.1.
Weakness
Affected products
- affected 6.40 – ≤ 6.80
- unaffected 6.80.1
- affected ≤ 2025.03
- unaffected SDEX Suite V1.0
- affected ≤ 2025.03
- unaffected SDEX Suite V1.0
What to do
Solution: OPC UA C++ SDK V6.80.1 Service-Patch
Solution: edgeAggregator & edgeConnector are now integrated in SDEX Suite: fix with V1.0
References (2)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-7390)Record last updated .