WordPress WooCommerce Subscriptions plugin < 9.1.0 - Unauthenticated RCE via PHP Object Injection vulnerability
🗓️ 14 Aug 2026 07:59:01Reported by Vasily Belolapotkov, Vlad OlaruType 
patchstack🔗 patchstack.com👁 4 Views
| Reporter | Title | Published | Views | Family All 8 |
|---|---|---|---|---|
 | CVE-2026-18391 | 12 Aug 202606:00 | – | attackerkb |
 | CVE-2026-18391 | 12 Aug 202620:40 | – | circl |
 | CVE-2026-18391 | 12 Aug 202606:00 | – | cve |
 | CVE-2026-18391 WooCommerce Subscriptions < 9.1.0 - Unauthenticated RCE via PHP Object Injection | 12 Aug 202606:00 | – | cvelist |
 | EUVD-2026-57100 | 12 Aug 202606:00 | – | euvd |
 | CVE-2026-18391 | 12 Aug 202606:20 | – | nvd |
 | PT-2026-71025 | 12 Aug 202600:00 | – | ptsecurity |
 | CVE-2026-18391 WooCommerce Subscriptions < 9.1.0 - Unauthenticated RCE via PHP Object Injection | 12 Aug 202606:00 | – | vulnrichment |
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14 Aug 2026 07:59Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.19.8
EPSS0.00575
SSVC