CVE-2026-39472: CWE-502 Deserialization of Untrusted Data in WP Overnight WooCommerce PDF Invoices & Packing Slips
A high-severity vulnerability (CVE-2026-39472) exists in WP Overnight's WooCommerce PDF Invoices & Packing Slips plugin prior to version 5.9.0. It involves PHP Object Injection via deserialization of untrusted data by users with shop manager privileges. This can lead to full confidentiality, integrity, and availability compromise of the affected system.
AI Analysis
Technical Summary
CVE-2026-39472 is a CWE-502 vulnerability affecting WooCommerce PDF Invoices & Packing Slips versions before 5.9.0. It allows a shop manager to perform PHP Object Injection through deserialization of untrusted data. The vulnerability has a CVSS 3.1 score of 7.2, indicating high severity with network attack vector, low attack complexity, high privileges required, no user interaction, and impacts confidentiality, integrity, and availability. No official patch or remediation guidance is currently available from the vendor or advisory sources.
Potential Impact
Successful exploitation could allow an attacker with shop manager privileges to execute arbitrary PHP code, leading to full compromise of the affected system's confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict shop manager privileges to trusted users only and monitor for suspicious activity related to plugin usage.
CVE-2026-39472: CWE-502 Deserialization of Untrusted Data in WP Overnight WooCommerce PDF Invoices & Packing Slips
Description
A high-severity vulnerability (CVE-2026-39472) exists in WP Overnight's WooCommerce PDF Invoices & Packing Slips plugin prior to version 5.9.0. It involves PHP Object Injection via deserialization of untrusted data by users with shop manager privileges. This can lead to full confidentiality, integrity, and availability compromise of the affected system.
CVSS v3.1
Score 7.2high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-39472 is a CWE-502 vulnerability affecting WooCommerce PDF Invoices & Packing Slips versions before 5.9.0. It allows a shop manager to perform PHP Object Injection through deserialization of untrusted data. The vulnerability has a CVSS 3.1 score of 7.2, indicating high severity with network attack vector, low attack complexity, high privileges required, no user interaction, and impacts confidentiality, integrity, and availability. No official patch or remediation guidance is currently available from the vendor or advisory sources.
Potential Impact
Successful exploitation could allow an attacker with shop manager privileges to execute arbitrary PHP code, leading to full compromise of the affected system's confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict shop manager privileges to trusted users only and monitor for suspicious activity related to plugin usage.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-04-07T10:41:57.169Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a3061410b89be688893cf2d
Added to database: 6/15/2026, 8:32:01 PM
Last enriched: 6/15/2026, 10:15:33 PM
Last updated: 6/16/2026, 6:19:13 AM
Views: 6
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