{"id":"CVE-2025-12756","revision":"7363c48a74104209a054f76483f006f1","records":[{"revision":"7363c48a74104209a054f76483f006f1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-12756","aliases":[],"title":"Insecure Direct Object Reference in Mattermost Boards Plugin Enables Unauthorised Comment Deletion","description":"Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate user permissions when deleting comments in Boards, which allows an authenticated user with the editor role to delete comments created by other users.","state":0,"publishedAt":"2025-12-01T19:51:46.289+00:00","modifiedAt":"2025-12-01T20:02:24.869+00:00","affected":[{"ecosystem":"Vendor product","name":"Mattermost","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"Mattermost\",\n                    \"vendor\": \"Mattermost\",\n                    \"versions\": [\n                        {\n                            \"lessThanOrEqual\": \"11.0.2\",\n                            \"status\": \"affected\",\n                            \"version\": \"11.0.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThanOrEqual\": \"10.12.1\",\n                            \"status\": \"affected\",\n                            \"version\": \"10.12.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThanOrEqual\": \"10.11.4\",\n                            \"status\": \"affected\",\n                            \"version\": \"10.11.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"lessThanOrEqual\": \"10.5.12\",\n                            \"status\": \"affected\",\n                            \"version\": \"10.5.0\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"11.1.0\",\n                            \"status\": \"unaffected\"\n                        },\n                        {\n                            \"version\": \"11.0.3\",\n                            \"status\": \"unaffected\"\n                        },\n                        {\n                            \"version\": \"10.12.2\",\n                            \"status\": \"unaffected\"\n                        },\n                        {\n                            \"version\": \"10.11.5\",\n                            \"status\": \"unaffected\"\n                        },\n                        {\n                            \"version\": \"10.5.13\",\n                            \"status\": \"unaffected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3,"severity":"MEDIUM"}],"references":["https://mattermost.com/security-updates"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-12756","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-12756","identifiers":["CVE-2025-12756"]},"retained":false,"historicalAffected":[]}],"coverage":[]}