PT-2026-7833 · WordPress · Converter For Media – Optimize Images | Convert Webp & Avif

Lucas Montes · Published 2026-02-12 · Updated 2026-02-12 · CVE-2026-1356

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress versions prior to 6.5.2

Description The Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress is susceptible to Server-Side Request Forgery in versions up to and including 6.5.1. This allows unauthenticated attackers to make web requests to arbitrary locations originating from the web application. Attackers can potentially query and modify information from internal services through the PassthruLoader::load image source function.

Recommendations Update to version 6.5.2 or later.

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2026-1356

Affected Products

Converter For Media – Optimize Images | Convert Webp & Avif

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-1356 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/188d812c-2955-4b0c-ae1c-b42c0f60b73b?source=cve · Note
• https://plugins.trac.wordpress.org/changeset/3445904/webp-converter-for-media · Note
• https://t.me/CVEtracker/44518 · Telegram Post
• https://t.me/cveNotify/151814 · Telegram Post