{"id":"CVE-2026-13156","state":"PUBLISHED","title":"MailerSend - Official SMTP Integration < 1.0.8 - Settings Deletion and Plugin Deactivation via CSRF","description":"The MailerSend  WordPress plugin before 1.0.8 does not perform a nonce check on its configuration-delete action (it verifies the manage_options capability but ignores the nonce), so an attacker can trick a logged-in administrator into visiting a crafted page that wipes the MailerSend  WordPress plugin before 1.0.8's SMTP configuration and deactivates the MailerSend  WordPress plugin before 1.0.8, breaking the site's email delivery.","publishedAt":"2026-07-20T06:00:04.943Z","updatedAt":"2026-07-20T13:12:25.616Z","severity":{"score":5.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown MailerSend"],"affected":[{"vendor":"Unknown","product":"MailerSend","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.0.8","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/595e653d-0904-43cf-8e61-d684599de11b/"],"weaknesses":["CWE-352"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/13xxx/CVE-2026-13156.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-13156","state":"PUBLISHED","datePublished":"2026-07-20T06:00:04.943Z","dateUpdated":"2026-07-20T13:12:25.616Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-06-24T12:02:09.353Z"},"containers":{"cna":{"title":"MailerSend - Official SMTP Integration < 1.0.8 - Settings Deletion and Plugin Deactivation via CSRF","descriptions":[{"lang":"en","value":"The MailerSend  WordPress plugin before 1.0.8 does not perform a nonce check on its configuration-delete action (it verifies the manage_options capability but ignores the nonce), so an attacker can trick a logged-in administrator into visiting a crafted page that wipes the MailerSend  WordPress plugin before 1.0.8's SMTP configuration and deactivates the MailerSend  WordPress plugin before 1.0.8, breaking the site's email delivery."}],"affected":[{"vendor":"Unknown","product":"MailerSend","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.0.8","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/595e653d-0904-43cf-8e61-d684599de11b/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-352 Cross-Site Request Forgery (CSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-07-20T06:00:04.943Z"},"credits":[{"lang":"en","value":"Huynh Kien Minh","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.4,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-20T13:12:22.150829Z","id":"CVE-2026-13156","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-352","type":"CWE","lang":"en","description":"CWE-352 Cross-Site Request Forgery (CSRF)"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-20T13:12:25.616Z"}}]}}}