{"id":"CVE-2024-34029","summary":"AD/LDAP Group Members Leak","details":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1 and 8.1.x \u003c= 8.1.12 fail to perform a proper authorization check in the /api/v4/groups/\u003cgroup-id\u003e/channels/\u003cchannel-id\u003e/link endpoint which allows a user to learn the members of an AD/LDAP group that is linked to a team by adding the group to a channel, even if the user has no access to the team.","modified":"2026-08-12T03:51:11.376391589Z","published":"2024-05-26T13:27:27.082Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"9.5.0"},{"last_affected":"9.5.3"},{"introduced":"9.7.0"},{"last_affected":"9.7.1"},{"introduced":"8.1.0"},{"last_affected":"8.1.12"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"Mattermost","cwe_ids":["CWE-200"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/34xxx/CVE-2024-34029.json"},"references":[{"type":"WEB","url":"https://mattermost.com/security-updates"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/34xxx/CVE-2024-34029.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-34029"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mattermost/mattermost","events":[{"introduced":"096c9ea12a2144f832e330e9a0f4d3862ca20b9f"},{"fixed":"139d287d701e653852c04b7252691c5f69884d0a"},{"introduced":"99d819d25d0b16b3faed901b1fe5c41de7655e9c"},{"fixed":"e9726543acdeb2a6299f0afd5a0e8d727bab6dcf"},{"introduced":"7a9257d35b66fc46a7ac682dc6b720857c630ee9"},{"fixed":"6b9c604be70563ad1c1b9c35ddd343a4078a8464"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"8.1.0"},{"fixed":"8.1.13"},{"introduced":"9.5.0"},{"fixed":"9.5.4"},{"introduced":"9.7.0"},{"fixed":"9.7.2"}]}}],"versions":["v8.1.13-rc1","v9.5.4-rc1","v9.7.1","v9.7.0-rc3","v9.7.0","@mattermost/types@9.7.0","@mattermost/client@9.7.0","v8.1.12","v9.5.3","v8.1.12-rc3","v9.5.3-rc3","v8.1.12-rc2","v9.5.3-rc2","v8.1.12-rc1","v9.5.3-rc1","v8.1.11-rc1","v8.1.11","v9.5.2","v8.1.10-rc1","v8.1.10","v9.5.1-rc1","v9.5.1","v9.5.0-rc3","v9.5.0","@mattermost/types@9.5.0","@mattermost/client@9.5.0","v8.1.9","v8.1.9-rc2","v8.1.9-rc1","v8.1.8","v8.1.8-rc2","v8.1.8-rc1","v8.1.7-rc3","v8.1.7","v8.1.7-rc2","v8.1.7-rc1","v8.1.6-rc1","v8.1.6","v8.1.5-rc2","v8.1.5","v8.1.5-rc1","v8.1.4-rc2","v8.1.4","v8.1.4-rc1","v8.1.3-rc2","v8.1.3","v8.1.3-rc1","v8.1.2-rc2","v8.1.2","v8.1.2-rc1","v8.1.1-rc2","v8.1.1","@mattermost/types@8.1.1","@mattermost/client@8.1.1","v8.1.1-rc1","v8.1.0-rc2","v8.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-34029.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"}]}