CVE-2026-67864: n/a
A denial of service vulnerability exists in open62541 version 1.5.5 and earlier. This issue arises from the NodeManagement type-instantiation logic, allowing a remote attacker to cause service disruption without requiring authentication or user interaction.
AI Analysis
Technical Summary
CVE-2026-67864 is a vulnerability in open62541 versions 1.5.5 and before that allows a remote attacker to cause a denial of service via the NodeManagement type-instantiation logic component. The vulnerability is classified under CWE-400 (Uncontrolled Resource Consumption). The CVSS v3.1 base score is 7.5, indicating a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability (denial of service). No patch or remediation information is currently provided.
Potential Impact
An attacker can remotely trigger a denial of service condition in open62541 by exploiting the NodeManagement type-instantiation logic. This results in service disruption, affecting availability. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider limiting network exposure of the affected service and monitoring for unusual activity related to NodeManagement operations.
CVE-2026-67864: n/a
Description
A denial of service vulnerability exists in open62541 version 1.5.5 and earlier. This issue arises from the NodeManagement type-instantiation logic, allowing a remote attacker to cause service disruption without requiring authentication or user interaction.
CVSS v3.1
Score 7.5high
Affected software
pkg:github/open62541/open62541Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-67864 is a vulnerability in open62541 versions 1.5.5 and before that allows a remote attacker to cause a denial of service via the NodeManagement type-instantiation logic component. The vulnerability is classified under CWE-400 (Uncontrolled Resource Consumption). The CVSS v3.1 base score is 7.5, indicating a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability (denial of service). No patch or remediation information is currently provided.
Potential Impact
An attacker can remotely trigger a denial of service condition in open62541 by exploiting the NodeManagement type-instantiation logic. This results in service disruption, affecting availability. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider limiting network exposure of the affected service and monitoring for unusual activity related to NodeManagement operations.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-5xh2-h93h-x38x
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-67864"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a74cf82bf8831d5391ace8b
Added to database: 08/06/2026, 18:16:34 UTC
Last enriched: 08/06/2026, 18:27:11 UTC
Last updated: 08/07/2026, 03:40:59 UTC
Views: 4
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