{"vulnerability": "CVE-2026-2991", "sightings": [{"uuid": "195627c4-7bc4-40a8-a529-01d135a086f4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-2991", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mhdz6jqerg2u", "content": "", "creation_timestamp": "2026-03-18T17:28:51.279937Z"}, {"uuid": "b4066ad2-e9e9-47ce-892d-d9b458ac4144", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-2991", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/78673", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a CVE-2026-2991\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a Jumpthereness578\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a PHP\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-04-03 23:44:48\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nExplore a PoC for CVE-2026-2991, an auth bypass in KiviCare 4.1.2 and earlier via the patient social-login REST endpoint\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-04-04T00:00:26.000000Z"}, {"uuid": "3b33da86-29be-4cc4-b516-204566ffb8b1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-2991", "type": "published-proof-of-concept", "source": "Telegram/7Ka92ZktN6KhnkFfP_8rgWwSyfUtl8VaXBMYWOC8bY9QwTk", "content": "", "creation_timestamp": "2026-04-04T03:00:05.000000Z"}]}