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WordPress Vulnerability Listing

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Dataset last synchronized: 2026-08-03 00:31:25 UTC

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6 vulnerability records

LowCVE-2025-22288

Smush Image Compression and Optimization <= 3.17.0 - Authenticated (Admin+) Directory Traversal

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-3.17.0

Vulnerability type: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected software, patched versions and attribution

The Smush Image Optimization – Optimize Images | Compress & Lazy Load Images | Convert WebP & AVIF | Image CDN plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.17.0. This makes it possible for authenticated attackers, with Administrator-level access and above, to perform actions on files outside of the originally intended directory.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-3.17.0

Patched versions: 3.17.1

Researcher credit: SteveSec

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
March 29, 2025
CVSS
2.7
MediumCVE-2023-3352

Smush – Lazy Load Images, Optimize & Compress Images <= 3.16.4 - Missing Authorization to Resmush List Deletion

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-3.16.4

Vulnerability type: CWE-862 Missing Authorization

Affected software, patched versions and attribution

The Smush plugin for WordPress is vulnerable to unauthorized deletion of the resmush list due to a missing capability check on the delete_resmush_list() function. This makes it possible for authenticated attackers, with minimal permissions such as a subscriber, to delete the resmush list for Nextgen or the Media Library.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-3.16.4

Patched versions: 3.16.5

Researcher credit: Truoc Phan, An Đặng

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
June 20, 2024
CVSS
4.3
MediumCVE-2022-1009

Smush – Lazy Load Images, Optimize & Compress Images <= 3.9.8 - Cross-Site Scripting

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-3.9.8

Vulnerability type: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected software, patched versions and attribution

The Smush – Lazy Load Images, Optimize & Compress Images plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'name' and 'description' parameters in versions up to, and including, 3.9.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. This requires an attacker to trick an administrator into uploading a malicious configuration file in order to be successful.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-3.9.8

Patched versions: 3.9.9

Researcher credit: Taurus Omar

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
May 3, 2022
CVSS
4.4
High

Smush – Lazy Load Images, Optimize & Compress Images <= 3.0.0 - Authenticated PHAR Deserialization

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-3.0.0

Vulnerability type: CWE-502 Deserialization of Untrusted Data

Affected software, patched versions and attribution

The Smush – Lazy Load Images, Optimize & Compress Images plugin for WordPress is vulnerable to deserialization of untrusted input via the '$log_file' value in versions up to, and including 3.0.0. This makes it possible for authenticated attackers to call files using a PHAR wrapper that will deserialize the data and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present. It also requires that the attacker is successful in uploading a file with the serialized payload.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-3.0.0

Patched versions: 3.0.1

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
December 10, 2018
CVSS
8.8
Critical

Smush – Lazy Load Images, Optimize & Compress Images <= 2.9.1 - Cross-Site Scripting

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-2.9.1

Vulnerability type: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected software, patched versions and attribution

The Smush – Lazy Load Images, Optimize & Compress Images plugin for WordPress is vulnerable to Cross-Site Scripting leading in versions up to, and including, 2.9.1 due to insufficient input sanitization and output escaping. This makes it possible for attackers to inject malicious web scripts into the application.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-2.9.1

Patched versions: 3.0.0

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
December 10, 2018
CVSS
9.8
MediumCVE-2017-15079

Smush – Lazy Load Images, Optimize & Compress Images <= 2.7.5 - Directory Traversal

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN: Currently marked unpatched

Affected versions: *-2.7.5

Vulnerability type: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected software, patched versions and attribution

The Smush Image Compression and Optimization plugin before 2.7.6 for WordPress allows directory traversal.

Smush – Image Optimization, Compression, Lazy Load, WebP & CDN

Affected versions: *-2.7.5

Patched versions: 2.7.6

Researcher credit: Ricardo Sanchez

Applicable copyright and licence notices

This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Licence reference

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Licence reference

Original Wordfence record
Published
September 21, 2017
CVSS
5.3

Vulnerability data: Wordfence Intelligence. Analysis and practical guidance: 3Zero Digital.

Data Source, Attribution and Methodology

Production Feed records are aggregated without claiming discovery, exploitation or infection. Applicable source notices remain attached to individual records. Read the methodology.