CVE-2026-91072
EWWW Image Optimizer < 8.8.0 - Admin+ WebP File Rename and Deletion via Unrestricted Path in WebP Migration Handler
MEDIUM 4.4EPSS 0.2%
The EWWW Image Optimizer WordPress plugin before 8.8.0 does not confine a WebP-derivative file migration routine to the current site's own uploads directory, letting an attacker with Administrator-level access rename or delete existing WebP-derivative image files outside that scope, including, on a multisite network, files belonging to a different site they have no access to.
- Affected
- EWWW Image Optimizer
- CVSS v3.1 CNA
- 4.4 MEDIUM
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L - EPSS
- 0.17% chance of exploitation in the next 30 days, 6th percentile
- Published
- 2026-09-30