{"schema_version":1,"title":"BookStack vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 8 vulnerabilities in BookStack: 2 in the last 7 days and 8 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-125870, was published on 12 November 2026. 1 vulnerability in the last four weeks, level on the four before (1). 1 technology has a page of its own.","url":"https://junglewise.ai/threats/vendors/bookstack","json_url":"https://junglewise.ai/threats/vendors/bookstack.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/bookstack","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","thin":false,"counts":{"high":3,"all_time":8,"critical":0,"exploited":0,"last_7_days":2,"last_30_days":3,"last_90_days":8,"last_365_days":8},"latest":[{"cve":"CVE-2026-125870","cvss":4.2,"slug":"cve-2026-125870-bookstack-before-26-09-3-contains-a-missing-authorization","title":"BookStack missing authorization in image access control","severity":"medium","exploited":false,"published_at":"2026-11-12T13:17:15.157+00:00","url":"https://junglewise.ai/threats/cve-2026-125870-bookstack-before-26-09-3-contains-a-missing-authorization"},{"cve":"CVE-2026-126811","cvss":5.4,"slug":"cve-2026-126811-bookstack-before-26-09-3-contains-an-incorrect-authorization","title":"BookStack authorization bypass in draft page images","severity":"medium","exploited":false,"published_at":"2026-11-11T21:16:45.507+00:00","url":"https://junglewise.ai/threats/cve-2026-126811-bookstack-before-26-09-3-contains-an-incorrect-authorization"},{"cve":"CVE-2026-116020","cvss":5.4,"slug":"cve-2026-116020-bookstack-before-26-09-2-contains-an-incorrect-authorization","title":"BookStack authorization bypass in AttachmentController","severity":"medium","exploited":false,"published_at":"2026-10-24T12:16:58.66+00:00","url":"https://junglewise.ai/threats/cve-2026-116020-bookstack-before-26-09-2-contains-an-incorrect-authorization"},{"cve":"CVE-2026-89022","cvss":7.4,"epss":0.0047,"slug":"cve-2026-89022-bookstack-social-login-authentication-bypass","title":"BookStack social login authentication bypass","severity":"high","exploited":false,"published_at":"2026-09-15T17:17:33.36+00:00","url":"https://junglewise.ai/threats/cve-2026-89022-bookstack-social-login-authentication-bypass"},{"cve":"CVE-2026-86285","cvss":4.3,"epss":0.0039,"slug":"cve-2026-86285-bookstack-broken-access-control-in-attachment-edit-endpoint","title":"BookStack broken access control in attachment edit endpoint","severity":"medium","exploited":false,"published_at":"2026-09-07T09:17:17.127+00:00","url":"https://junglewise.ai/threats/cve-2026-86285-bookstack-broken-access-control-in-attachment-edit-endpoint"},{"cve":"CVE-2026-84695","cvss":8.7,"epss":0.0047,"slug":"cve-2026-84695-bookstack-stored-cross-site-scripting-in-drawing-upload-endpoint","title":"BookStack stored cross-site scripting in drawing upload endpoint","severity":"high","exploited":false,"published_at":"2026-09-02T01:17:24.4+00:00","url":"https://junglewise.ai/threats/cve-2026-84695-bookstack-stored-cross-site-scripting-in-drawing-upload-endpoint"},{"cve":"CVE-2026-82450","cvss":8.8,"epss":0.01,"slug":"cve-2026-82450-bookstack-remote-code-execution-in-zip-import","title":"BookStack remote code execution in ZIP import","severity":"high","exploited":false,"published_at":"2026-08-29T14:16:37.93+00:00","url":"https://junglewise.ai/threats/cve-2026-82450-bookstack-remote-code-execution-in-zip-import"},{"cve":"CVE-2026-67204","cvss":5.4,"epss":0.0041,"slug":"cve-2026-67204-bookstack-broken-access-control-in-image-api","title":"BookStack broken access control in image API","severity":"medium","exploited":false,"published_at":"2026-08-24T16:17:17.79+00:00","url":"https://junglewise.ai/threats/cve-2026-67204-bookstack-broken-access-control-in-image-api"}],"vendor":{"hub":true,"name":"BookStack","slug":"bookstack","description":"Open-source wiki and documentation platform for organizing and sharing knowledge.","url":"https://junglewise.ai/threats/vendors/bookstack"},"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":2}],"most_severe":[{"cve":"CVE-2026-82450","cvss":8.8,"epss":0.01,"slug":"cve-2026-82450-bookstack-remote-code-execution-in-zip-import","title":"BookStack remote code execution in ZIP import","severity":"high","exploited":false,"published_at":"2026-08-29T14:16:37.93+00:00","url":"https://junglewise.ai/threats/cve-2026-82450-bookstack-remote-code-execution-in-zip-import"},{"cve":"CVE-2026-84695","cvss":8.7,"epss":0.0047,"slug":"cve-2026-84695-bookstack-stored-cross-site-scripting-in-drawing-upload-endpoint","title":"BookStack stored cross-site scripting in drawing upload endpoint","severity":"high","exploited":false,"published_at":"2026-09-02T01:17:24.4+00:00","url":"https://junglewise.ai/threats/cve-2026-84695-bookstack-stored-cross-site-scripting-in-drawing-upload-endpoint"},{"cve":"CVE-2026-89022","cvss":7.4,"epss":0.0047,"slug":"cve-2026-89022-bookstack-social-login-authentication-bypass","title":"BookStack social login authentication bypass","severity":"high","exploited":false,"published_at":"2026-09-15T17:17:33.36+00:00","url":"https://junglewise.ai/threats/cve-2026-89022-bookstack-social-login-authentication-bypass"},{"cve":"CVE-2026-67204","cvss":5.4,"epss":0.0041,"slug":"cve-2026-67204-bookstack-broken-access-control-in-image-api","title":"BookStack broken access control in image API","severity":"medium","exploited":false,"published_at":"2026-08-24T16:17:17.79+00:00","url":"https://junglewise.ai/threats/cve-2026-67204-bookstack-broken-access-control-in-image-api"},{"cve":"CVE-2026-126811","cvss":5.4,"slug":"cve-2026-126811-bookstack-before-26-09-3-contains-an-incorrect-authorization","title":"BookStack authorization bypass in draft page images","severity":"medium","exploited":false,"published_at":"2026-11-11T21:16:45.507+00:00","url":"https://junglewise.ai/threats/cve-2026-126811-bookstack-before-26-09-3-contains-an-incorrect-authorization"},{"cve":"CVE-2026-116020","cvss":5.4,"slug":"cve-2026-116020-bookstack-before-26-09-2-contains-an-incorrect-authorization","title":"BookStack authorization bypass in AttachmentController","severity":"medium","exploited":false,"published_at":"2026-10-24T12:16:58.66+00:00","url":"https://junglewise.ai/threats/cve-2026-116020-bookstack-before-26-09-2-contains-an-incorrect-authorization"},{"cve":"CVE-2026-86285","cvss":4.3,"epss":0.0039,"slug":"cve-2026-86285-bookstack-broken-access-control-in-attachment-edit-endpoint","title":"BookStack broken access control in attachment edit endpoint","severity":"medium","exploited":false,"published_at":"2026-09-07T09:17:17.127+00:00","url":"https://junglewise.ai/threats/cve-2026-86285-bookstack-broken-access-control-in-attachment-edit-endpoint"},{"cve":"CVE-2026-125870","cvss":4.2,"slug":"cve-2026-125870-bookstack-before-26-09-3-contains-a-missing-authorization","title":"BookStack missing authorization in image access control","severity":"medium","exploited":false,"published_at":"2026-11-12T13:17:15.157+00:00","url":"https://junglewise.ai/threats/cve-2026-125870-bookstack-before-26-09-3-contains-a-missing-authorization"}],"generated_at":"2026-11-13T03:07:00.155039+00:00","technologies":[{"name":"BookStack","slug":"bookstack-bookstack","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/bookstack-bookstack"}]}