A vulnerability was detected in open62541 up to 1.5.5. (CVE-2026-82623)
A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UA_DataValue_backend_copyRange of the file plugins/historydata/ua_history_data_backend_memory.c of the component History Backend. The manipulation results in use after free. The attack can be launched remotely. The exploit is now public and may be used. The project closed the issue report, stating that this is not the official way to report a security vulnerability.
A vulnerability was detected in open62541 up to 1.5.5. (CVE-2026-82623)
Description
A vulnerability was detected in open62541 up to 1.5.5. Affected by this vulnerability is the function UA_DataValue_backend_copyRange of the file plugins/historydata/ua_history_data_backend_memory.c of the component History Backend. The manipulation results in use after free. The attack can be launched remotely. The exploit is now public and may be used. The project closed the issue report, stating that this is not the official way to report a security vulnerability.
CVSS v3.1
Score 5.3medium
Weaknesses
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-w6p5-54jx-cmmh
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-82623"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6a95a0f4acd9273b4947e2ad
Added to database: 08/31/2026, 15:42:44 UTC
Last updated: 08/31/2026, 15:42:44 UTC
Views: 1
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