Vulnerability · Published Dec 17, 2025 · Assigned by Wordfence

CVE-2025-13750Converter for Media <= 6.3.2 - Missing Authorization to Authenticated (Subscriber+) Optimized Image Deletion via regenerate-attachment REST Endpoint

Medium 4.3

In plain English

A medium-severity missing authorization in Converter for Media – Optimize images | Convert WebP & AVIF from mateuszgbiorczyk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.3%top 81.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `/webp-converter/v1/regenerate-attachment` REST endpoint in all versions up to, and including, 6.3.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete optimized WebP/AVIF variants for arbitrary attachments.

Affected products (as reported)

Vendor	Product	Versions
mateuszgbiorczyk	Converter for Media – Optimize images \| Convert WebP & AVIF	0 – through 6.3.2

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

In plain English

Official description

Affected products (as reported)

References