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WordPress Post SMTP plugin <= 3.8.0 - Missing Authorization to Authenticated (Subscriber+) Office 365 OAuth Configuration Overwrite vulnerability
🗓️ 19 Mar 2026 04:32:00Reported by Michael Iden (Mickhat) - Hack The BoxType 
patchstack🔗 patchstack.com👁 4 Views
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2026-2559 | 18 Mar 202615:28 | – | attackerkb |
 | WordPress plugin Post SMTP 安全漏洞 | 18 Mar 202600:00 | – | cnnvd |
 | CVE-2026-2559 | 18 Mar 202615:28 | – | cve |
 | CVE-2026-2559 Post SMTP <= 3.8.0 - Missing Authorization to Authenticated (Subscriber+) Office 365 OAuth Configuration Overwrite | 18 Mar 202615:28 | – | cvelist |
 | EUVD-2026-12835 | 18 Mar 202618:31 | – | euvd |
 | CVE-2026-2559 | 18 Mar 202616:16 | – | nvd |
 | PT-2026-26069 | 18 Mar 202600:00 | – | ptsecurity |
 | CVE-2026-2559 | 26 Mar 202615:08 | – | redhatcve |
 | CVE-2026-2559 Post SMTP <= 3.8.0 - Missing Authorization to Authenticated (Subscriber+) Office 365 OAuth Configuration Overwrite | 18 Mar 202615:28 | – | vulnrichment |
 | Wordfence Intelligence Weekly WordPress Vulnerability Report (March 16, 2026 to March 22, 2026) | 27 Mar 202621:11 | – | wordfence |
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19 Mar 2026 04:32Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
EPSS0.0004
SSVC