Cyber Resilience

CVE-2026-32355

HighRCE

Published: 13 March 2026

Published
13 March 2026
Modified
22 April 2026
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0036 27.3th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-32355 is a high-severity Deserialization of Untrusted Data (CWE-502) vulnerability. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 27.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 RA-5 (Vulnerability Monitoring and Scanning) and SI-10 (Information Input Validation).

Deeper analysis

CVE-2026-32355 is a Deserialization of Untrusted Data vulnerability (CWE-502) in the Crocoblock JetEngine WordPress plugin, enabling Object Injection. The issue affects all versions of JetEngine prior to 3.8.4.1. It carries a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), indicating high severity due to its potential for significant confidentiality, integrity, and availability impacts.

An authenticated attacker with low privileges can exploit this vulnerability remotely with low complexity and no user interaction required. Successful exploitation allows object injection, potentially leading to arbitrary code execution, data manipulation, or system compromise on the targeted WordPress site.

Patchstack's advisory for this vulnerability recommends updating the JetEngine plugin to version 3.8.4.1 or later, where the deserialization flaw has been addressed. No additional workarounds are specified in the provided reference.

OWASP Top 10 for Web (2025)

A08:2025 Software or Data Integrity Failures

EU & UK References

Vulnerability details

Deserialization of Untrusted Data vulnerability in Crocoblock JetEngine jet-engine allows Object Injection.This issue affects JetEngine: from n/a through < 3.8.4.1.

CWE(s)
CWE-502

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
attack.mitre.org →
T1068 Exploitation for Privilege Escalation Privilege Escalation
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges.
attack.mitre.org →
Why these techniques?

Deserialization/object injection flaw in public-facing WordPress plugin directly enables remote exploitation for initial access (T1190) and arbitrary code execution via shell commands (T1059.004); low-privilege auth to full compromise also maps to privilege escalation (T1068).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-28138Shared CWE-502
CVE-2026-32513Shared CWE-502
CVE-2026-40901Shared CWE-502
CVE-2026-24976Shared CWE-502
CVE-2025-20124Shared CWE-502
CVE-2026-24974Shared CWE-502
CVE-2025-1913Shared CWE-502
CVE-2025-69002Shared CWE-502
CVE-2025-53560Shared CWE-502
CVE-2025-69036Shared CWE-502

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-2 Flaw Remediation good match
prevent

Patching the JetEngine plugin to version 3.8.4.1 or later directly remediates the deserialization of untrusted data vulnerability as specified in the advisory.

SI-10 Information Input Validation good match
prevent

Validating all information inputs prior to deserialization prevents object injection exploitation in the vulnerable JetEngine plugin.

RA-5 Vulnerability Monitoring and Scanning good match
detect

Vulnerability scanning identifies the presence of vulnerable JetEngine versions prior to 3.8.4.1, enabling timely flaw remediation.

References