{"id":"CVE-2026-116863","published":"2026-10-27T16:17:30.543","lastModified":"2026-10-27T16:17:30.543","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.","cvssScore":9.6,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","cwes":["CWE-352"],"vendors":[],"products":[],"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":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"Cross-Site Request Forgery (CSRF) in Tribulant Software Newsletters plugin allows attackers to trick authenticated users into performing unintended actions, such as subscribing or unsubscribing users, without their knowledge or consent.","exploitability":"Exploitation requires social engineering to诱导 a logged-in admin or user to click a malicious link or visit a crafted page; no authentication bypass or complex conditions are needed beyond user interaction.","blast_radius":"An attacker could manipulate newsletter subscriptions on behalf of authenticated users, potentially leading to unauthorized data changes, spam abuse, or loss of user trust.","remediation":"Upgrade to Newsletters version 4.18.3 or later, which includes a fix for this CSRF vulnerability.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["csrf","web","authentication"],"model":"garnet-coder","analyzedAt":"2026-10-28T10:02:48.561Z"}}