The Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 6.5.1 via the PassthruLoader::load_image_source function. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00029.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
mateuszgbiorczyk Converter for Media – Optimize images | Convert WebP & AVIF unaffected
Version Status Constraints
* affected ≤ 6.5.1

No data.

No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://plugins.trac.wordpress.org/changeset/3445904/webp-converter-for-media cve-icon cve-icon
https://www.wordfence.com/threat-intel/vulnerabilities/id/188d812c-2955-4b0c-ae1c-b42c0f60b73b?source=cve cve-icon cve-icon
History

Thu, 12 Feb 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 12 Feb 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Mateuszgbiorczyk
Mateuszgbiorczyk converter For Media – Optimize Images | Convert Webp & Avif
Wordpress
Wordpress wordpress
Vendors & Products Mateuszgbiorczyk
Mateuszgbiorczyk converter For Media – Optimize Images | Convert Webp & Avif
Wordpress
Wordpress wordpress

Thu, 12 Feb 2026 09:30:00 +0000

Type Values Removed Values Added
Description The Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 6.5.1 via the PassthruLoader::load_image_source function. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
Title Converter for Media – Optimize images | Convert WebP & AVIF <= 6.5.1 - Unauthenticated Server-Side Request Forgery via src
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-02-12T14:20:15.686Z

Reserved: 2026-01-22T19:44:35.120Z

Link: CVE-2026-1356

cve-icon Vulnrichment

Updated: 2026-02-12T14:20:06.520Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-12T10:16:01.517

Modified: 2026-02-12T15:10:37.307

Link: CVE-2026-1356

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-12T11:19:11Z

Weaknesses