CVE-2026-39471
Deferred Deferred - Pending Action
Author PHP Object Injection in ShortPixel Image Optimizer

Publication date: 2026-06-15

Last updated on: 2026-06-15

Assigner: Patchstack

Description
Author PHP Object Injection in ShortPixel Image Optimizer <= 6.4.3 versions.
CVSS Scores
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Meta Information
Published
2026-06-15
Last Modified
2026-06-15
Generated
2026-06-16
AI Q&A
2026-06-16
EPSS Evaluated
N/A
NVD
CVE-2026-39471
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
shortpixel image_optimizer to 6.4.3 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
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Executive Summary

This vulnerability is an PHP Object Injection issue found in the ShortPixel Image Optimizer plugin versions up to and including 6.4.3.

Impact Analysis

The vulnerability has a CVSS v3.1 base score of 7.2, indicating a high severity. It allows an attacker with high privileges to execute code remotely without user interaction, potentially leading to complete compromise of confidentiality, integrity, and availability of the affected system.

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