CVE-2026-27083 CRITICAL

CVE-2026-27083: WordPress Work & Travel Company theme <= 1.2 - PHP Object Injection vulnerability

Vendor Themerex

Product Work & Travel Company

Weakness CWE-502 · Unsafe deserialization

Published March 25, 2026

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.8/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

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.

Explanation of Vulnerability in Simple Terms

02Summary

The Work & Travel Company product versions 1.2 and earlier contain a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary code on affected sites. The vulnerability exists because the product deserializes untrusted data without proper validation. An attacker can exploit this remotely without authentication or user interaction to gain full control of the site.

What an attacker can do

03Attacker Capabilities

Run their own code on the site, read all data, modify content, and take full control.

Potential impact on your site

04Site Impact

Complete site compromise: attackers can steal data, modify content, install malware, or take the site offline.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

March 25, 2026 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-27083 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

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