{"vulnerability": "CVE-2026-50259", "sightings": [{"uuid": "86ddb719-f3c2-4250-8107-2cfe697a3a16", "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/xlibredev.bsky.social/post/3mnnpspspy22m", "content": "We released the #XLibre Xserver 25.0.0.24 and 25.1.6 on Jun 05 containing #security fixes for CVE-2026-50256, CVE-2026-50257, CVE-2026-50258, CVE-2026-50259, CVE-2026-50260, CVE-2026-50261, CVE-2026-50262, and CVE-2026-50263. #CVE github.com/X11Libre/xse... github.com/X11Libre/xse...", "creation_timestamp": "2026-06-06T22:39:01.834763Z"}, {"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"}, {"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": "19b58a5b-4ad3-4b8f-a6ae-0465a86e5119", "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/xlibredev.bsky.social/post/3mnnpssgxc22m", "content": "We released the #XLibre Xserver 25.0.0.24 and 25.1.6 on Jun 05 containing #security fixes for CVE-2026-50256, CVE-2026-50257, CVE-2026-50258, CVE-2026-50259, CVE-2026-50260, CVE-2026-50261, CVE-2026-50262, and CVE-2026-50263. #CVE github.com/X11Libre/xse... github.com/X11Libre/xse...", "creation_timestamp": "2026-06-06T22:39:03.408478Z"}, {"uuid": "6aadbc12-1712-4e37-950f-1efa85beed19", "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/pmloik.bsky.social/post/3mno4rl7b6j2a", "content": "Top 3 CVE for last 7 days:\nCVE-2025-48595: 136 interactions\nCVE-2026-0257: 26 interactions\nCVE-2026-46243: 23 interactions\n\n\nTop 3 CVE for yesterday:\nCVE-2026-50259: 5 interactions\nCVE-2026-50260: 5 interactions\nCVE-2026-50261: 5 interactions\n", "creation_timestamp": "2026-06-07T02:30:58.656256Z"}]}