{"id":"CVE-2026-111661","title":"waynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to send arbitrary email by calling the anonymously mapped /callback/email endpoint","summary":"waynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to send arbitrary email by calling the anonymously mapped /callback/email endpoint. Attackers can POST caller-supplied subj…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-306"],"vendor":"wayn111","product":"waynboot-mall","affected":["waynboot-mall <= 2.0.0"],"published":"2026-10-16","updated":"2026-10-16","sourceUpdated":"2026-10-16T22:17:21.930","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-111661","references":[{"url":"https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/api/controller/callback/EmailController.java#L32-L42","label":"disclosure@vulncheck.com"},{"url":"https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/framework/config/SecurityConfig.java#L66","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/waynboot-mall-through-2.0.0-missing-authentication-via-callback-email-mail-endpoint","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00353,"epssPercentile":0.28842,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-16T20:52:37.222863Z"},"ingestedAt":"2026-10-16T18:43:08.672Z","slug":"CVE-2026-111661","body":"## Overview\n\nwaynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to send arbitrary email by calling the anonymously mapped /callback/email endpoint. Attackers can POST caller-supplied subject, content, and recipient to EmailController.sendEmail, sending messages from the operator's SMTP account for phishing, spam, and mail quota exhaustion.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}