CVEvulnerability
CVE-2026-67855
7.5 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2026-08-04
- Last modified
- 2026-08-31
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-400
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.
Related
Weakness · CWE (1)
- CWE-400 Uncontrolled Resource Consumption weakness
References
- https://github.com/open62541/open62541 github.com
- https://github.com/open62541/open62541/blob/master/arch/posix/eventloop_posix.c github.com
- https://github.com/open62541/open62541/blob/master/examples/encryption/server_encryption.c github.com
- https://github.com/open62541/open62541/blob/master/src/server/ua_server_internal.h github.com
- https://github.com/open62541/open62541/blob/master/src/server/ua_server_ns0_gds.c github.com
- https://github.com/open62541/open62541/issues/8093 github.com
- https://github.com/open62541/open62541/issues/8093 github.com