{"id":"CVE-2026-116863","state":"PUBLISHED","title":"WordPress Newsletters plugin <= 4.18.2 - Cross Site Request Forgery (CSRF) vulnerability","description":"Cross-Site Request Forgery (CSRF) vulnerability in Tribulant Software Newsletters newsletters-lite allows Cross Site Request Forgery.This issue affects Newsletters: from n/a through 4.18.2.","publishedAt":"2026-10-27T15:56:41.312Z","updatedAt":"2026-10-29T13:47:39.657Z","severity":{"score":9.6,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","source":"Patchstack"},"assigner":"Patchstack","products":["Tribulant Software Newsletters"],"affected":[{"vendor":"Tribulant Software","product":"Newsletters","packageName":"newsletters-lite","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.18.2","versionType":"custom"}],"collectionURL":"https://wordpress.org/plugins"}],"references":["https://patchstack.com/database/wordpress/plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-18-2-cross-site-request-forgery-csrf-vulnerability?_s_id=cve"],"weaknesses":["CWE-352"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/116xxx/CVE-2026-116863.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-116863","state":"PUBLISHED","datePublished":"2026-10-27T15:56:41.312Z","dateUpdated":"2026-10-29T13:47:39.657Z","assignerShortName":"Patchstack","assignerOrgId":"21595511-bba5-4825-b968-b78d1f9984a3","dateReserved":"2026-10-27T00:20:51.130Z"},"containers":{"cna":{"title":"WordPress Newsletters plugin <= 4.18.2 - Cross Site Request Forgery (CSRF) vulnerability","descriptions":[{"lang":"en","value":"Cross-Site Request Forgery (CSRF) vulnerability in Tribulant Software Newsletters newsletters-lite allows Cross Site Request Forgery.This issue affects Newsletters: from n/a through 4.18.2."}],"affected":[{"vendor":"Tribulant Software","product":"Newsletters","packageName":"newsletters-lite","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.18.2","versionType":"custom"}],"collectionURL":"https://wordpress.org/plugins"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-18-2-cross-site-request-forgery-csrf-vulnerability?_s_id=cve","tags":["vdb-entry"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","baseScore":9.6,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-352","description":"Cross-Site Request Forgery (CSRF)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Patchstack","orgId":"21595511-bba5-4825-b968-b78d1f9984a3","dateUpdated":"2026-10-27T15:57:41.805Z"},"datePublic":"2026-10-27T15:56:00.000Z","credits":[{"lang":"en","value":"wackydawg | Patchstack Bug Bounty Program","type":"finder"}],"impacts":[{"capecId":"CAPEC-62","descriptions":[{"lang":"en","value":"Cross Site Request Forgery"}]}],"tags":["x_open-source"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-116863","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-29T13:42:47.507475Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-29T13:47:39.657Z"}}]}}}