Vulnerability Description
A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/ua_client_connect.c of the component Shared Client Library. Such manipulation of the argument Server_NamespaceArray leads to null pointer dereference. The attack can be executed remotely. The attack requires a high level of complexity. The exploitation is known to be difficult. The exploit is publicly available and might be used. The project closed the issue report, stating that this is not the official way to report a security vulnerability.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/open62541/open62541/
- https://github.com/open62541/open62541/issues/8104
- https://vuldb.com/cve/CVE-2026-15690
- https://vuldb.com/submit/855996
- https://vuldb.com/vuln/378237
- https://vuldb.com/vuln/378237/cti
FAQ
What is CVE-2026-15690?
CVE-2026-15690 is a vulnerability with a CVSS score of 3.1 (LOW). A vulnerability was identified in open62541 up to 1.5.5. Affected by this issue is the function responseReadNamespacesArray of the file src/client/ua_client_connect.c of the component Shared Client Li...
How severe is CVE-2026-15690?
CVE-2026-15690 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-15690?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.