CVE-2026-5821
elemntor Image Optimizer – Optimize Images and Convert to WebP or AVIF 취약점
The Image Optimizer plugin for WordPress is vulnerable to arbitrary file deletion in versions up to and including 1.7.4. This is due to insufficient path validation in the Image_Backup::remove() function where backup file paths stored in post meta are used directly in file deletion operations without verifying they are within the uploads directory. The plugin stores backup file paths in the image_optimizer_metadata post meta field and trusts these paths completely when deleting backups on the delete_attachment hook. An authenticated attacker with Author-level access can edit the image_optim...
- 대응 우선순위
- 점검
- CVSS
- 8.1
- EPSS
- 0.35% 백분위 27.8% · 2026.07.20 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.07.02