CVE-2026-36501

HIGH

Controller 12.0.5 - Denial of Service via Externalizable.readExternal()

Title source: llm
STIX 2.1

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 (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.0028
EPSS Percentile 19.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-20
Status published
Published Jun 05, 2026
Tracked Since Jun 05, 2026