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Work Travel Company EUVD-2026-15793

| CVE-2026-27083 CRITICAL
Deserialization of Untrusted Data (CWE-502)
2026-03-25 Patchstack GHSA-5f7g-3ffv-vj72
9.8
CVSS 3.1 · NVD
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Severity by source

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

Lifecycle Timeline

4
Re-analysis Queued
Apr 24, 2026 - 16:37 vuln.today
cvss_changed
EUVD ID Assigned
Mar 25, 2026 - 16:47 euvd
EUVD-2026-15793
Analysis Generated
Mar 25, 2026 - 16:47 vuln.today
CVE Published
Mar 25, 2026 - 16:14 nvd
CRITICAL 9.8

DescriptionCVE.org

Deserialization of Untrusted Data vulnerability in ThemeREX Work & Travel Company work-travel-company allows Object Injection.This issue affects Work & Travel Company: from n/a through <= 1.2.

AnalysisAI

A PHP Object Injection vulnerability exists in the ThemeREX Work & Travel Company WordPress theme through version 1.2, stemming from unsafe deserialization of untrusted data (CWE-502). An attacker can exploit this vulnerability to inject malicious objects into the application, potentially leading to remote code execution or arbitrary object manipulation depending on the gadget chains available in the WordPress environment. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Send malicious serialized object to vulnerable endpoint
Exploit
Trigger unsafe deserialization in plugin
Execution
Instantiate arbitrary PHP object
Impact
Execute remote code with plugin privileges

Vulnerability AssessmentAI

Exploitation Remote unauthenticated attacker can exploit ThemeREX Work & Travel Company plugin version 1.2 and earlier through unsafe deserialization of untrusted data. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The real-world risk of this vulnerability is HIGH despite the absence of formal CVSS and EPSS scores. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker crafts a malicious serialized PHP object and delivers it to the vulnerable theme through an exposed endpoint that processes unserialized input, such as a theme customization API, plugin settings handler, or user-submitted form field. Upon deserialization, the malicious object triggers a chain of magic methods across WordPress core classes or popular plugin gadgets, ultimately executing arbitrary PHP code on the web server with the privileges of the web process. …
Remediation Update ThemeREX Work & Travel Company to the latest available version beyond 1.2 immediately. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all affected systems and apply vendor patches immediately. …

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EUVD-2026-15793 vulnerability details – vuln.today

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