{"vulnerability": "cve-2026-54998", "sightings": [{"uuid": "a96a5b82-ccd8-45f0-94e7-2ccd6a659ee2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54998", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mpp6hj5djk2o", "content": "CVE-2026-54998 - Microsoft Exchange Online Elevation of Privilege Vulnerability\nCVE ID : CVE-2026-54998\n \n Published : July 2, 2026, 10:18 p.m. | 54\u00a0minutes ago\n \n Description : None\n \n Severity: 8.8 | HIGH\n \n Visit the link for more details, such as CVSS details, affected pro...", "creation_timestamp": "2026-07-02T23:24:10.970854Z"}, {"uuid": "3be87cdc-4938-4e69-8a08-482a00d63d07", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54998", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mppaiuuxbg2b", "content": "\ud83d\udfe0 CVE-2026-54998 - High (8.8)\n\nIncorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate pri...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-54998/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-07-03T00:00:45.092440Z"}, {"uuid": "db23bcc4-ea98-46dc-9ff1-47546bc8c5e8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54998", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116854297434181925", "content": "A new vulnerability with increased severity was disclosed for Microsoft Exchange Online (CVE-2026-54998) https://vuldb.com/vuln/376012", "creation_timestamp": "2026-07-03T05:04:36.096415Z"}, {"uuid": "a405567d-0dff-4907-bd42-20fd76a06310", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54998", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116856397176796450", "content": "It is possible to see elevated activities targeting Microsoft Exchange Online (CVE-2026-54998) https://vuldb.com/vuln/376012/cti", "creation_timestamp": "2026-07-03T13:58:37.153751Z"}, {"uuid": "ad4cd8f7-880b-4cfc-a6b9-8a33ca4987f8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54998", "type": "seen", "source": "https://bsky.app/profile/kriptabiz.bsky.social/post/3mpr4plmfl62y", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c CVE-2026-54998 \u0432 Microsoft Exchange Online: \u0443\u0433\u0440\u043e\u0437\u0430 \u043d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u044b \u0437\u0430\u0449\u0438\u0442\u044b\n\n\n\nhttps://kripta.biz/posts/003E0351-19BF-4842-B57B-55DF55076CF4", "creation_timestamp": "2026-07-03T17:58:19.895260Z"}]}