{"id":"CVE-2026-116216","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-116216","generatedAt":"2026-10-28T07:42:40.666Z","title":"MacCMS v10 through 2026.1000.4056 contains a mass assignment vulnerability in index/Comment::saveData() that allows unauthenticated attackers to set arbitrary mac_comment columns including user_id.","description":"MacCMS v10 through 2026.1000.4056 contains a mass assignment vulnerability in index/Comment::saveData() that allows unauthenticated attackers to set arbitrary mac_comment columns including user_id. Attackers can submit anonymous comments with a crafted user_id parameter to attribute them to any registered member, displaying that member's avatar and impersonating them.","published":"2026-10-26T14:16:34.000Z","lastModified":"2026-10-26T17:01:22.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-915"],"affected":[],"epss":{"score":0.00271,"percentile":0.19192,"date":"2026-10-27","history":[{"date":"2026-10-27","score":0.00271,"percentile":0.19192}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.27%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-26T14:16:34.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-26T14:16:34.490Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/maccmspro/maccms10","source":"disclosure@vulncheck.com"},{"url":"https://github.com/maccmspro/maccms10/blob/7f388ee0008faf5b01e5df7bf5e5a6ff4bbe13e8/application/index/controller/Comment.php#L37-L95","source":"disclosure@vulncheck.com"},{"url":"https://github.com/maccmspro/maccms10/issues/30","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/maccms-v10-through-2026.1000.4056-comment-impersonation-via-user-id-mass-assignment","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-116216","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}