{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-116863", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-10-27T00:20:51.130Z", "datePublished": "2026-10-27T15:56:41.312Z", "dateUpdated": "2026-10-27T15:57:41.805Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-10-27T15:57:41.805Z"}, "title": "WordPress Newsletters plugin <= 4.18.2 - Cross Site Request Forgery (CSRF) vulnerability", "datePublic": "2026-10-27T15:56:00.000Z", "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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Cross-Site Request Forgery (CSRF) vulnerability in Tribulant Software Newsletters newsletters-lite allows Cross Site Request Forgery.<p>This issue affects Newsletters: from n/a through 4.18.2.</p>"}]}], "affected": [{"vendor": "Tribulant Software", "product": "Newsletters", "packageName": "newsletters-lite", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "versions": [{"version": "0", "versionType": "custom", "status": "affected", "lessThanOrEqual": "4.18.2"}]}], "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"]}], "credits": [{"lang": "en", "value": "wackydawg | Patchstack Bug Bounty Program", "type": "finder"}], "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"}]}], "impacts": [{"capecId": "CAPEC-62", "descriptions": [{"lang": "en", "value": "Cross Site Request Forgery"}]}], "tags": ["x_open-source"]}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "newsletters-lite", "product": "Newsletters", "vendor": "Tribulant Software", "versions": [{"lessThanOrEqual": "4.18.2", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "cveTags": [], "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."}], "id": "CVE-2026-116863", "lastModified": "2026-10-27T16:17:30.543", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 6.0, "source": "audit@patchstack.com", "type": "Secondary"}]}, "published": "2026-10-27T16:17:30.543", "references": [{"source": "audit@patchstack.com", "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"}], "sourceIdentifier": "audit@patchstack.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "audit@patchstack.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,4.18.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Newsletters", "source": "cna", "vendor": "Tribulant Software"}, "product": "newsletters", "vendor": "tribulant"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,4.18.2]"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "newsletters", "vendor": "wordpress-extensions"}], "created": "2026-10-27T17:45:06.458472+00:00", "updated": "2026-10-27T19:00:08.937814+00:00", "vendors": ["tribulant", "tribulant$PRODUCT$newsletters", "wordpress-extensions", "wordpress-extensions$PRODUCT$newsletters"]}