Bug 2511267 (CVE-2026-67856) - CVE-2026-67856 open62541: open62541: Denial of Service via crafted subscription requests
Summary: CVE-2026-67856 open62541: open62541: Denial of Service via crafted subscripti...
Keywords:
Status: NEW
Alias: CVE-2026-67856
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2511510
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-04 22:02 UTC by OSIDB Bzimport
Modified: 2026-08-05 13:00 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-08-04 22:02:36 UTC 
An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via crafted CreateSubscription, CreateMonitoredItems(Sampling), Publish, TransferSubscriptions, and DeleteSubscriptions requests
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