CVE-2024-5853
Critical
Description
The Image Optimizer, Resizer and CDN – Sirv plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the sirv_upload_file_by_chanks AJAX action in all versions up to, and including, 7.2.6. This makes it possible for authenticated attackers, with Contributor-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
SeverityCritical
CVSS9.9
Exploit probability—
Product
Sirv
PublishedJun 19, 2024
First seenJun 19, 2024
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Update
- sirv sirv7.2.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| sirv sirv | v < 7.2.7 | 7.2.7 |
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