CVE-2026-36501

Denial of Service via Externalizable.readExternal in OpenDaylight Controller 12.0.5

Published Jun 5, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
An issue in the Externalizable.readExternal() component of Controller v12.0.5 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Denial of Service via Externalizable.readExternal in OpenDaylight Controller 12.0.5
Type Values Removed Values Added
Title Denial of Service via Crafted Input in Externalizable.readExternal() of Controller v12.0.5
Weaknesses CWE-400
Type Values Removed Values Added
Weaknesses CWE-20
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Opendaylight
Opendaylight controller
Vendors & Products Opendaylight
Opendaylight controller
Type Values Removed Values Added
Title Denial of Service via Crafted Input in Externalizable.readExternal() of Controller v12.0.5
Weaknesses CWE-400
Type Values Removed Values Added
Description An issue in the Externalizable.readExternal() component of Controller v12.0.5 allows attackers to cause a Denial of Service (DoS) via a crafted input.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 9, 2026, 2:38 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Jun 5, 2026, 6:17 PM
Modified
Jun 17, 2026, 10:41 AM