{"id":"CVE-2026-86111","summary":"BookWyrm through 0.9.1 Insecure Direct Object Reference in EditStatus Exposes Followers-Only and Direct Statuses","details":"BookWyrm through 0.9.1 fails to validate user visibility permissions in the status edit endpoint, allowing authenticated attackers to read followers-only and direct-message reviews by enumerating sequential status IDs. Attackers can access the raw content of restricted statuses through the edit view, bypassing the privacy protections documented for these message types.","modified":"2026-09-07T03:45:33.995327990Z","published":"2026-09-05T09:59:03.330Z","database_specific":{"cwe_ids":["CWE-639"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86111.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86111.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86111"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/bookwyrm-through-0.9.1-insecure-direct-object-reference-in-editstatus-exposes-followers-only-and-direct-statuses"},{"type":"PACKAGE","url":"https://github.com/bookwyrm-social/bookwyrm"},{"type":"ARTICLE","url":"https://github.com/bookwyrm-social/bookwyrm/blob/v0.9.1/bookwyrm/templates/snippets/create_status/content_field.html"},{"type":"ARTICLE","url":"https://github.com/bookwyrm-social/bookwyrm/blob/v0.9.1/bookwyrm/views/status.py"},{"type":"ARTICLE","url":"https://github.com/geo-chen/oss/blob/main/bookwyrm.md#finding-1-authenticated-idor-in-editstatus-exposes-private-review-comment-and-quotation-content"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bookwyrm-social/bookwyrm","events":[{"introduced":"0"},{"fixed":"f4246d246d474939298fb49d715904ea38b4cb81"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.9.1"},{"fixed":"0.9.1"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v0.9.0","v0.8.7","v0.8.6","v0.7.4","v0.7.3","v0.7.2","v0.7.1","v0.6.6","v0.6.5","v0.6.4","v0.6.3","v0.6.2","v0.6.1","v0.6.0","v0.5.5","v0.5.4","v0.5.3","v0.5.2","v0.5.1","v0.5.0","v0.4.6","v0.4.5","v0.4.4","v0.4.3","v0.4.2","0.4.2","v0.4.1","v0.4.0","v0.3.4","v0.3.3","v0.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-86111.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}