{"vulnerability": "CVE-2026-9990", "sightings": [{"uuid": "fb4b5121-fab7-42b2-b813-d9762e1190e0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/google-chrome-multiple-vulnerabilities_20260529", "content": "", "creation_timestamp": "2026-05-28T18:00:00.000000Z"}, {"uuid": "5ca51c06-2524-4fba-8382-a6ccd4bd1f5b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mmxdssf6nv2j", "content": "CVE-2026-9990 - Google Chrome WebAppInstalls Use-After-Free Vulnerability\nCVE ID : CVE-2026-9990\n \n Published : May 28, 2026, 11:16 p.m. | 1\u00a0hour, 15\u00a0minutes ago\n \n Description : Use after free in WebAppInstalls in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote ...", "creation_timestamp": "2026-05-29T01:05:41.349103Z"}, {"uuid": "efef7808-09a6-4775-a44d-1e1802222925", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://www.acn.gov.it/portale/w/risolte-vulnerabilita-in-google-chrome-52", "content": "", "creation_timestamp": "2026-05-29T02:21:42.000000Z"}, {"uuid": "5dbe4061-d9e5-4299-85bd-a018b658b56f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/microsoft-edge-multiple-vulnerabilities_20260529", "content": "", "creation_timestamp": "2026-05-28T18:00:00.000000Z"}, {"uuid": "3ac8869c-5762-4608-8c4d-8a4664391f49", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116658254135967140", "content": "The severity is increased for this new vulnerability affecting Google Chrome (CVE-2026-9990) https://vuldb.com/vuln/367089", "creation_timestamp": "2026-05-29T14:08:13.123498Z"}, {"uuid": "d7c117f6-0077-4886-ae58-262d2e490a24", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-9990", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mn4rwmxiiw2w", "content": "\ud83d\udfe0 CVE-2026-9990 - High (7.5)\n\nUse after free in WebAppInstalls in Google Chrome on Mac prior to 148.0.7778.216 allowed a remote...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-9990/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-05-31T05:01:42.258580Z"}]}