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WordPress Image Optimizer – Optimize Images and Convert to WebP or AVIF plugin <= 1.7.4 - Authenticated (Author+) Arbitrary File Deletion vulnerability
🗓️ 01 Jul 2026 17:26:17Reported by Dmitrii Ignatyev - CleanTalk IncType 
patchstack🔗 patchstack.com👁 2 Views
| Reporter | Title | Published | Views | Family All 7 |
|---|---|---|---|---|
 | CVE-2026-5821 | 2 Jul 202605:35 | – | attackerkb |
 | CVE-2026-5821 | 2 Jul 202607:51 | – | circl |
 | CVE-2026-5821 | 2 Jul 202605:35 | – | cve |
 | CVE-2026-5821 Image Optimizer <= 1.7.4 - Authenticated (Author+) Arbitrary File Deletion via Post Meta Field Injection | 2 Jul 202605:35 | – | cvelist |
 | EUVD-2026-41247 | 2 Jul 202605:35 | – | euvd |
 | CVE-2026-5821 | 2 Jul 202606:16 | – | nvd |
 | PT-2026-54910 | 2 Jul 202600:00 | – | ptsecurity |
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01 Jul 2026 17:26Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.1