{"vulnerability": "cve-2026-91998", "sightings": [{"uuid": "1c4d3240-4a91-4e68-b49b-ae561c466d21", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-91998", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/6qzzxavbnrej6", "content": "CVE-2026-91998 - Casdoor through 4.4.0 Cross-Organization User Administration via /api/mcp\nCVE ID : CVE-2026-91998\n \n Published : Sept. 15, 2026, 11:35 a.m. | 39\u00a0minutes ago\n \n Description : Casdoor through 4.4.0 contains an authorization bypass vulnerability in the /api/mcp e...", "creation_timestamp": "2026-09-15T13:27:18.003995Z"}, {"uuid": "25e25fda-6b1b-4dd9-9053-4e91e0d7c26e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-91998", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mvksenru5t2f", "content": "\ud83d\udea8 CVE-2026-91998 \u2014 CVSS 9.4 CRITICAL\n\nCasdoor through 4.4.0 contains an authorization bypass vulnerability in the /api/mcp endpoint that allows a...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-91998\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-09-15T14:08:20.861384Z"}, {"uuid": "c568a243-efc8-408a-9365-7e237f0f998c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-91998", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mvl5nebymj24", "content": "CVE-2026-91998 - casdoor\nCasdoor versions up to 4.4.0 have a flaw in the /api/mcp function that lets anyone who knows an application\u2019s clientId and clientSecret access user management for every organization. This\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#casdoor #CVE #infosec", "creation_timestamp": "2026-09-15T17:30:04.687185Z"}]}