{"items":[{"id":"NVI-00003590","kind":"vulnerability","title":"MantisBT Vulnerable to Privilege Escalation from Manager to Administrator","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-frf7-jhp9-jxm6","CVE-2026-34390"],"plain_summary":"GitHub lists this reviewed advisory for mantisbt/mantisbt. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4a04079c67748f82a21a6493bcf52f88"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-24T09:10:00.153Z","value":"5.1 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-52d4a71d3c985a0ce7dca1e41ee97fa4"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.427%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36999. Missing scores are unknown.","source_id":"sr-4a04079c67748f82a21a6493bcf52f88"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-2f7d01ce906f6ae6caceec194deba022","url":"https://github.com/advisories/GHSA-frf7-jhp9-jxm6","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-frf7-jhp9-jxm6","publisher":"GitHub Advisory Database","observed_at":"2026-11-07T00:53:06.181Z"},{"id":"sr-43e87d0fcfa9d677918478731f9c4e07","url":"https://github.com/advisories/GHSA-frf7-jhp9-jxm6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-frf7-jhp9-jxm6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.407Z"},{"id":"sr-52d4a71d3c985a0ce7dca1e41ee97fa4","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34390","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-34390","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:23:23.484Z"},{"id":"sr-4a04079c67748f82a21a6493bcf52f88","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-34390","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-2f7d01ce906f6ae6caceec194deba022"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Insufficient access control checks in _ProjectUsersAddCommand_ (used in *manage_proj_user_add.php* and REST API endpoint `PUT /project/{id}/users`) allows users having *manage_project_threshold* access level (*manager* by default) to grant project-level *administrator* access to any user (including themselves) in any Project they have *manager* rights in.\n\nThe normal project-user add form does restrict the selectable access levels to the actor's own project role or below. However, the backend handler still accepts a forged higher access_level value and writes it.\n\n### Impact\nPrivilege escalation.\n\nThe consequences of the privilege escalation are not as bad as it may sound, because having *administrator* access at Project level is effectively not very different from being *manager*, it does not actually give administrator privileges on the whole MantisBT instance. In particular, it does not let the upgraded user delete the Project or grant them any access to global administrative functions such as managing Users, Projects, Plugins, Custom Fields, etc. \n\n### Patches\n- 69e0180f180ed5acf48a8d281a73683a7bf32461\n\n### Workarounds\nNone\n\n### Credits\nThanks to the following security research","public_affected_ranges":["<= 2.28.1"]},{"certainty":"source_listed","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Insufficient access control checks in _ProjectUsersAddCommand_ (used in *manage_proj_user_add.php* and REST API endpoint `PUT /project/{id}/users`) allows users having *manage_project_threshold* access level (*manager* by default) to grant project-level *administrator* access to any user (including themselves) in any Project they have *manager* rights in.\n\nThe normal project-user add form does restrict the selectable access levels to the actor's own project role or below. However, the backend handler still accepts a forged higher access_level value and writes it.\n\n### Impact\nPrivilege escalation.\n\nThe consequences of the privilege escalation are not as bad as it may sound, because having *administrator* access at Project level is effectively not very different from being *manager*, it does not actually give administrator privileges on the whole MantisBT instance. In particular, it does not let the upgraded user delete the Project or grant them any access to global administrative functions such as managing Users, Projects, Plugins, Custom Fields, etc. \n\n### Patches\n- 69e0180f180ed5acf48a8d281a73683a7bf32461\n\n### Workarounds\nNone\n\n### Credits\nThanks to the following security research","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-11-07T07:07:39.841Z","source_updated_at":"2026-06-05T14:12:13.000Z","source_disclosed_at":"2026-05-11T19:32:06.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:20.407Z"},{"id":"NVI-00003590","kind":"vulnerability","title":"MantisBT Vulnerable to Privilege Escalation from Manager to Administrator","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-frf7-jhp9-jxm6","CVE-2026-34390"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4a04079c67748f82a21a6493bcf52f88"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-24T09:10:00.153Z","value":"5.1 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-52d4a71d3c985a0ce7dca1e41ee97fa4"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.427%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36999. Missing scores are unknown.","source_id":"sr-4a04079c67748f82a21a6493bcf52f88"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-43e87d0fcfa9d677918478731f9c4e07","url":"https://github.com/advisories/GHSA-frf7-jhp9-jxm6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-frf7-jhp9-jxm6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.407Z"},{"id":"sr-52d4a71d3c985a0ce7dca1e41ee97fa4","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34390","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-34390","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:23:23.484Z"},{"id":"sr-4a04079c67748f82a21a6493bcf52f88","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-34390","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Insufficient access control checks in _ProjectUsersAddCommand_ (used in *manage_proj_user_add.php* and REST API endpoint `PUT /project/{id}/users`) allows users having *manage_project_threshold* access level (*manager* by default) to grant project-level *administrator* access to any user (including themselves) in any Project they have *manager* rights in.\n\nThe normal project-user add form does restrict the selectable access levels to the actor's own project role or below. However, the backend handler still accepts a forged higher access_level value and writes it.\n\n### Impact\nPrivilege escalation.\n\nThe consequences of the privilege escalation are not as bad as it may sound, because having *administrator* access at Project level is effectively not very different from being *manager*, it does not actually give administrator privileges on the whole MantisBT instance. In particular, it does not let the upgraded user delete the Project or grant them any access to global administrative functions such as managing Users, Projects, Plugins, Custom Fields, etc. \n\n### Patches\n- 69e0180f180ed5acf48a8d281a73683a7bf32461\n\n### Workarounds\nNone\n\n### Credits\nThanks to the following security research","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-11-02T20:21:10.258Z","source_updated_at":"2026-09-10T03:51:05.487Z","source_disclosed_at":"2026-05-11T19:32:06.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:20.407Z"},{"id":"NVI-00003590","kind":"vulnerability","title":"MantisBT Vulnerable to Privilege Escalation from Manager to Administrator","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-frf7-jhp9-jxm6","CVE-2026-34390"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4a04079c67748f82a21a6493bcf52f88"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.427%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.36999. Missing scores are unknown.","source_id":"sr-4a04079c67748f82a21a6493bcf52f88"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-43e87d0fcfa9d677918478731f9c4e07","url":"https://github.com/advisories/GHSA-frf7-jhp9-jxm6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-frf7-jhp9-jxm6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.407Z"},{"id":"sr-4a04079c67748f82a21a6493bcf52f88","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-34390","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Insufficient access control checks in _ProjectUsersAddCommand_ (used in *manage_proj_user_add.php* and REST API endpoint `PUT /project/{id}/users`) allows users having *manage_project_threshold* access level (*manager* by default) to grant project-level *administrator* access to any user (including themselves) in any Project they have *manager* rights in.\n\nThe normal project-user add form does restrict the selectable access levels to the actor's own project role or below. However, the backend handler still accepts a forged higher access_level value and writes it.\n\n### Impact\nPrivilege escalation.\n\nThe consequences of the privilege escalation are not as bad as it may sound, because having *administrator* access at Project level is effectively not very different from being *manager*, it does not actually give administrator privileges on the whole MantisBT instance. In particular, it does not let the upgraded user delete the Project or grant them any access to global administrative functions such as managing Users, Projects, Plugins, Custom Fields, etc. \n\n### Patches\n- 69e0180f180ed5acf48a8d281a73683a7bf32461\n\n### Workarounds\nNone\n\n### Credits\nThanks to the following security research","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-10-31T23:18:17.262Z","source_updated_at":"2026-09-10T03:51:05.487Z","source_disclosed_at":"2026-05-11T19:32:06.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:20.407Z"},{"id":"NVI-00003590","kind":"vulnerability","title":"MantisBT Vulnerable to Privilege Escalation from Manager to Administrator","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-frf7-jhp9-jxm6","CVE-2026-34390"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-43e87d0fcfa9d677918478731f9c4e07","url":"https://github.com/advisories/GHSA-frf7-jhp9-jxm6","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-frf7-jhp9-jxm6","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:20.407Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-43e87d0fcfa9d677918478731f9c4e07"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Insufficient access control checks in _ProjectUsersAddCommand_ (used in *manage_proj_user_add.php* and REST API endpoint `PUT /project/{id}/users`) allows users having *manage_project_threshold* access level (*manager* by default) to grant project-level *administrator* access to any user (including themselves) in any Project they have *manager* rights in.\n\nThe normal project-user add form does restrict the selectable access levels to the actor's own project role or below. However, the backend handler still accepts a forged higher access_level value and writes it.\n\n### Impact\nPrivilege escalation.\n\nThe consequences of the privilege escalation are not as bad as it may sound, because having *administrator* access at Project level is effectively not very different from being *manager*, it does not actually give administrator privileges on the whole MantisBT instance. In particular, it does not let the upgraded user delete the Project or grant them any access to global administrative functions such as managing Users, Projects, Plugins, Custom Fields, etc. \n\n### Patches\n- 69e0180f180ed5acf48a8d281a73683a7bf32461\n\n### Workarounds\nNone\n\n### Credits\nThanks to the following security research","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-10-31T22:12:48.023Z","source_updated_at":"2026-09-10T03:51:05.487Z","source_disclosed_at":"2026-05-11T19:32:06.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:20.407Z"}],"next_cursor":null,"snapshot_revision":"42594"}