CVE-2024-10855

The Image Optimizer, Resizer and CDN – Sirv plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to insufficient validation on the filename parameter of the sirv_upload_file_by_chunks() function and lack of in all versions up to, and including, 7.3.0. This makes it possible for authenticated attackers, with Contributor-level access and above, to delete arbitrary option values on the WordPress site. This can be leveraged to delete an option that would create an error on the site and deny service to legitimate users.

More information : https://www.wordfence.com/threat-intel/vulnerabilities/id/d6ec09e5-4994-4d23-bf8e-26b64d5303fa?source=cve

Attack vector : NETWORK
Attack complexity : LOW
Privileges required : LOW
User interaction : NONE
Confidentiality impact : NONE
Integrity impact : HIGH
Base score : 8.1
Base severity : HIGH
Exploitability score : 2.8
Impact score : 5.2