open62541 contains a heap use-after-free in the GDS PushManagement certificate update workflow when UA_ENABLE_GDS_PUSHMANAGEMENT is enabled. This allows a remote attacker to cause a denial of service.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

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Affected Vendors & Products

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References
Link Providers
https://github.com/open62541/open62541 cve-icon
https://github.com/open62541/open62541/blob/master/arch/posix/eventloop_posix.c cve-icon
https://github.com/open62541/open62541/blob/master/examples/encryption/server_encryption.c cve-icon
https://github.com/open62541/open62541/blob/master/src/server/ua_server_internal.h cve-icon
https://github.com/open62541/open62541/blob/master/src/server/ua_server_ns0_gds.c cve-icon
https://github.com/open62541/open62541/issues/8093 cve-icon
History

Tue, 04 Aug 2026 22:45:00 +0000

Type Values Removed Values Added
Title Heap Use-After-Free in open62541 GDS PushManagement Allows Remote Denial of Service
Weaknesses CWE-416

Tue, 04 Aug 2026 21:45:00 +0000

Type Values Removed Values Added
Description open62541 contains a heap use-after-free in the GDS PushManagement certificate update workflow when UA_ENABLE_GDS_PUSHMANAGEMENT is enabled. This allows a remote attacker to cause a denial of service.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-04T21:14:57.699Z

Reserved: 2026-07-30T00:00:00.000Z

Link: CVE-2026-67855

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-08-04T22:30:05Z