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Accel Platform CVE-2026-27776

HIGH
Deserialization of Untrusted Data (CWE-502)
2026-02-27 vultures@jpcert.or.jp
Deserialization RCE Accel Platform
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 27, 2026 - 08:17 nvd
HIGH 8.8

DescriptionCVE.org

IM-LogicDesigner module of intra-mart Accel Platform contains insecure deserialization issue. This can be exploited only when IM-LogicDesigner is deployed on the system. Arbitrary code may be executed when some crafted file is imported by a user with the administrative privilege.

AnalysisAI

Remote code execution in intra-mart Accel Platform's IM-LogicDesigner module through insecure deserialization of crafted files imported by administrative users. An attacker with admin privileges can execute arbitrary code by importing a malicious file, with no patch currently available. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Craft malicious serialized file
Exploit
User with admin privilege imports file
Execution
Deserialization trigger
Impact
Arbitrary code execution
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Vulnerability AssessmentAI

Exploitation IM-LogicDesigner module must be deployed on intra-mart Accel Platform. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 7.2 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker (requires authentication) could exploit this vulnerability to compromise the affected system.
Remediation Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Identify all systems running IM-LogicDesigner and assess network exposure; restrict access to the module via firewall rules and network segmentation. …

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CVE-2026-27776 vulnerability details – vuln.today
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