Medium severity · published Dec 17, 2025
CVE-2025-13750
Converter for Media <= 6.3.2 - Missing Authorization to Authenticated (Subscriber+) Optimized Image Deletion via regenerate-attachment REST Endpoint
4.3
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Converter for Media – Optimize images | Convert WebP & AVIF · mateuszgbiorczyk
through 6.3.2 · source: vendor
Affected product
CF
Converter for Media – Optimize images | Convert WebP & AVIF
mateuszgbiorczyk
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-13750
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-13750
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/changeset/3414745/webp-converter-for-media
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/9a31190f-e2ed-46ee-a224-85a0a003738d?source=cve
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