LiveActive security incident?Get immediate response
CVE Record

CVE-2026-32355: WordPress JetEngine plugin < 3.8.4.1 - Deserialization of untrusted data vulnerability

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.

HighCVSS 8.8Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2026-32355 affects the Crocoblock JetEngine WordPress plugin before 3.8.4.1. A logged-in attacker with low privileges may trigger unsafe data deserialization, potentially leading to object injection with high confidentiality, integrity, and availability impact. No cited source indicates active exploitation, but affected WordPress sites should prioritize updating.

Executive priority

Treat as a near-term remediation item for WordPress sites using JetEngine. The likely need for an authenticated account reduces urgency versus unauthenticated critical flaws, but the high impact and low complexity justify prompt patching and account review.

Technical view

The issue is CWE-502, deserialization of untrusted data, in JetEngine through versions earlier than 3.8.4.1. CVSS 3.1 is 8.8: network reachable, low complexity, low privileges required, no user interaction, and high C/I/A impact. Public details do not describe a specific gadget chain, endpoint, or exploit path.

Likely exposure

Exposure is limited to WordPress installations running the Crocoblock JetEngine plugin below 3.8.4.1. The CVSS vector indicates exploitation requires an authenticated low-privilege user account, not anonymous access, based on the provided record.

Exploitation context

There is no CISA KEV listing and no provided source claims active exploitation. The vulnerability is still serious because WordPress accounts with low privileges may exist broadly on membership, editorial, or customer-facing sites.

Researcher notes

Public sources provide severity, affected version range, CWE, and CVSS vector, but not root-cause code details, vulnerable parameters, or exploit prerequisites beyond PR:L. Avoid assuming remote code execution unless vendor or researcher details confirm a usable object injection chain.

Mitigation direction

  • Inventory WordPress sites using the JetEngine plugin.
  • Update JetEngine to version 3.8.4.1 or later where available.
  • If updating is delayed, review vendor guidance and consider temporarily disabling the plugin.
  • Limit low-privilege account creation and remove unnecessary WordPress users.
  • Monitor vendor, CVE, and Patchstack pages for revised remediation guidance.

Validation and detection

  • Check installed JetEngine plugin versions across WordPress environments.
  • Confirm no site runs JetEngine below 3.8.4.1.
  • Review WordPress user roles for unnecessary low-privilege accounts.
  • Look for unexpected plugin changes or suspicious administrative activity.
  • Document remediation status for each affected WordPress instance.
Prepared
Confidence
high
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-502: Code execution behavior lookup

Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2026-32355 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
8.8 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
8.8CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.8High
CVSS 3.1 vector shape for CVE-2026-32355Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
CrocoblockJetEnginejet-engine, 0unaffected
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-502 · source CWE mapping

Deserialization of Untrusted Data

Deserialization of Untrusted Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.