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Converter for Media vulnerabilities
Converter for Media has 4 known vulnerabilities in this database. The most recent published record is dated 12 Feb 2026.
- Known vulnerabilities
- 4
- Active installs
- 500,000+
- Latest version
- 6.6.5
- Last updated
- 18 Aug 2026
- Most recent
- 12 Feb 2026
Find it in your WordPress dashboard under Plugins. Severity is based on the CVSS score published with the CVE where one is available.
| Vulnerability | Severity | Affected | Fix | Published |
|---|---|---|---|---|
| Server-side request forgery (SSRF) CVE-2026-1356 | Medium 4.8 | Up to 6.5.1 | Fixed in a later version (latest 6.6.5) | 12 Feb 2026 |
| Broken access control CVE-2025-13750 | Medium 4.3 | Up to 6.3.2 | Fixed in a later version (latest 6.6.5) | 17 Dec 2025 |
| Open redirect CVE-2021-25074 | Medium 6.1 | Before 4.0.3 | Fixed in 4.0.3 | 24 Jan 2022 |
| Cross-site request forgery (CSRF) CVE-2019-15834 | High 8.8 | Before 1.0.3 | Fixed in 1.0.3 | 30 Aug 2019 |
Read the published descriptions
- CVE-2026-1356, 12 Feb 2026
- 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. CVE record
- CVE-2025-13750, 17 Dec 2025
- 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. CVE record
- CVE-2021-25074, 24 Jan 2022
- The WebP Converter for Media WordPress plugin before 4.0.3 contains a file (passthru.php) which does not validate the src parameter before redirecting the user to it, leading to an Open Redirect issue CVE record
- CVE-2019-15834, 30 Aug 2019
- The webp-converter-for-media plugin before 1.0.3 for WordPress has CSRF. CVE record
What to do if you run Converter for Media
If you run Converter for Media, open WordPress and check the installed version in Plugins. Compare it with the affected versions in the vulnerability record. If a fixed version is available, take a current backup and update to that version or the latest supported release.
If no fixed version exists, consider disabling and removing the plugin or replacing it with a maintained alternative. After dealing with the affected software, check administrator users, unexpected file changes, redirects, unfamiliar pages and security logs for signs that the site may already have been altered.
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