{"vulnerability": "cve-2026-50259", "sightings": [{"uuid": "e58fb550-9cf6-48fd-b419-9748c966abc4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-50259", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mnlnx6g5nt2u", "content": "\ud83d\udfe0 CVE-2026-50259 - High (7.8)\n\nA stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. _XkbSetMapChecks...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-50259/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-06-06T03:00:42.112840Z"}, {"uuid": "606add4c-ed61-437a-9784-e70bae0cfcb3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-50259", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mnk7kjdoty2k", "content": "CVE-2026-50259 - Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb setmap request via mapwidths indexing\nCVE ID : CVE-2026-50259\n \n Published : June 5, 2026, 12:16 p.m. | 16\u00a0minutes ago\n \n Description : A stack-based buffer overflow flaw ...", "creation_timestamp": "2026-06-05T13:10:05.809849Z"}]}