{"vulnerability": "CVE-2026-56000", "sightings": [{"uuid": "8c296615-925f-4e69-993a-a78e063b69af", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mq4u3zer2n2w", "content": "CVE-2026-56000 - xorg-x11-server\nAttackers with a local X connection can cause the X server to leak memory, leading to a crash or potentially allowing further exploitation. This affects xorg-server versions before\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#xorg #CVE #infosec", "creation_timestamp": "2026-07-08T09:56:04.855890Z"}, {"uuid": "4f40ec2d-e3ca-4513-ab67-a942375b2da8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mq4vtpanvm2k", "content": "CVE-2026-56000 - xorg-x11-server / xwayland GLX contextTags Use-After-Free in CommonMakeCurrent()\nCVE ID : CVE-2026-56000\n \n Published : July 8, 2026, 7:36 a.m. | 1\u00a0hour, 38\u00a0minutes ago\n \n Description : Local attackers with a X connection able to provide GLX commit to the X se...", "creation_timestamp": "2026-07-08T10:27:12.702384Z"}, {"uuid": "23989763-b0be-4255-bc05-b4ecb3772e42", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://www.acn.gov.it/portale/w/rilevate-vulnerabilita-in-componenti-x.org", "content": "", "creation_timestamp": "2026-07-08T16:45:30.851209Z"}, {"uuid": "cc3267dc-926e-4e2c-93af-ddc96e9d8712", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/slackers.it/post/3mq6dedr4k22i", "content": "11/13\n\nFor more information, see:\n    https://lists.x.org/archives/xorg/2026-July/062255.html\n    https://www.cve.org/CVERecord?id=CVE-2026-55999\n    https://www.cve.org/CVERecord?id=CVE-2026-56000\n  (* Security fix *)\nx/xorg-server-xephyr-21.1.24-x86_64-1.txz:  Upgraded.", "creation_timestamp": "2026-07-09T00:01:49.326547Z"}, {"uuid": "972648e3-800c-44a3-aa3b-51d3327d512b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/slackers.it/post/3mq6defxija2a", "content": "13/13\n\nGLX contextTags Use-After-Free in CommonMakeCurrent().\n  For more information, see:\n    https://lists.x.org/archives/xorg/2026-July/062255.html\n    https://www.cve.org/CVERecord?id=CVE-2026-55999\n    https://www.cve.org/CVERecord?id=CVE-2026-56000\n  (* Security fix *)", "creation_timestamp": "2026-07-09T00:01:52.046463Z"}, {"uuid": "8a5bd09d-d371-44eb-ad78-c746ffc54857", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/slackers.it/post/3mqb2jbxzsj2l", "content": "7/7\n\nhttps://www.cve.org/CVERecord?id=CVE-2026-55999\n    https://www.cve.org/CVERecord?id=CVE-2026-56000\n  (* Security fix *)", "creation_timestamp": "2026-07-10T02:01:31.097938Z"}, {"uuid": "c3f5ebe3-bb54-4595-b7a6-3ec9738fc068", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mqbiah5iqu23", "content": "\ud83d\udccc CVE-2026-56000 - Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a He... https://www.cyberhub.blog/cves/CVE-2026-56000", "creation_timestamp": "2026-07-10T06:07:06.843039Z"}, {"uuid": "b8acef84-092a-49a9-9d25-d71cea96b382", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/securityonline.bsky.social/post/3mqmerphizk2d", "content": "X.Org Server ships fixes for two flaws, including CVE-2026-56000, a CVSS 9.0 use-after-free. Update xorg-server and Xwayland now.\n\n#XorgServer #Xwayland #UseAfterFree #CVE202656000 #LinuxSecurity #PatchNow #InfoSec", "creation_timestamp": "2026-07-14T14:04:28.119638Z"}, {"uuid": "e8e2bfb9-2c83-487f-8954-3670ea2e6d2a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/xlibredev.bsky.social/post/3mrnelkckbc2g", "content": "We released the #XLibre Xserver 25.0.0.25, 25.1.9, and beta 25.2.2 during the last 4 days containing #security fixes for #CVE-2026-55999 and CVE-2026-56000. We recommend everyone update ASAP.\n\ngithub.com/X11Libre/xse...\ngithub.com/X11Libre/xse...\ngithub.com/X11Libre/xse...", "creation_timestamp": "2026-07-27T16:58:59.648992Z"}, {"uuid": "fa1b660c-5c5d-4d05-b775-2338e1dd5b17", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56000", "type": "seen", "source": "https://bsky.app/profile/pmloik.bsky.social/post/3mrom4c6q752u", "content": "Top 3 CVE for last 7 days:\nCVE-2026-50522: 42 interactions\nCVE-2026-64600: 14 interactions\nCVE-2026-63030: 12 interactions\n\n\nTop 3 CVE for yesterday:\nCVE-2026-55999: 6 interactions\nCVE-2026-56000: 6 interactions\nCVE-2026-46331: 2 interactions\n", "creation_timestamp": "2026-07-28T04:46:10.569559Z"}]}