{"vulnerability": "CVE-2026-23559", "sightings": [{"uuid": "d3c15e54-bbaf-4d43-918d-77ed005c35e5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://bsky.app/profile/infosec.skyfleet.blue/post/3mkla62aalt24", "content": "", "creation_timestamp": "2026-04-28T18:38:06.192042Z"}, {"uuid": "bcdf117d-b42a-4742-8665-61fe67e8b057", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://bsky.app/profile/o2cloud.bsky.social/post/3mkn4wpcktx2h", "content": "\ud83d\udd17 CVE : CVE-2025-54505, CVE-2026-23556, CVE-2026-23558, CVE-2026-23559, CVE-2026-23560, CVE-2026-23561", "creation_timestamp": "2026-04-29T12:45:35.995795Z"}, {"uuid": "e2ae4de8-9a17-4f8e-a102-45478b66e6f6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://www.acn.gov.it/portale/w/risolte-vulnerabilita-in-citrix-xenserver", "content": "", "creation_timestamp": "2026-04-29T01:49:24.000000Z"}, {"uuid": "9f77bf98-8df1-433d-a322-b27622bef74a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://bsky.app/profile/o2cloud.bsky.social/post/3mkn56ry53l2c", "content": "\ud83d\udd17 CVE : CVE-2026-23556, CVE-2026-23557, CVE-2026-23558, CVE-2026-23559, CVE-2026-23560, CVE-2026-23561, CVE-2026-23562, CVE-2026-31786, CVE-2026-31787, CVE-2026-42486", "creation_timestamp": "2026-04-29T12:50:07.461297Z"}, {"uuid": "19bea5b1-b261-4f37-95a7-71e6a5102c57", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://t.me/bdufstecru/3181", "content": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0444\u0443\u043d\u043a\u0446\u0438\u0438 set_other_config() \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0440\u043e\u043b\u0435\u0432\u043e\u0433\u043e \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c RBAC \u0433\u0438\u043f\u0435\u0440\u0432\u0438\u0437\u043e\u0440\u0430 XCP-ng \u0438 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u043e\u0439 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 XenServer \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043a\u0430\u043c\u0438 \u0440\u0430\u0437\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u0430. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e, \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u043f\u0443\u0442\u0435\u043c \u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0440\u0430\u0437\u0430 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0436\u0435\u0441\u0442\u043a\u043e\u0433\u043e \u0434\u0438\u0441\u043a\u0430\n\nBDU:2026-07087\nCVE-2026-23559\n\n\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f:\n\u0414\u043b\u044f XCP-ng:\nhttps://docs.vates.tech/security/advisories/2026/vates-sa-2026-011/\n\n\u0414\u043b\u044f XenServer:\nhttps://support.citrix.com/external/article/CTX696527/xenserver-security-update-for-multiple-i.html\n\n\u041a\u043e\u043c\u043f\u0435\u043d\u0441\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u043c\u0435\u0440\u044b:\n- \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 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\u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438;\n- \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043a \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0443 \u0438\u0437 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0441\u0435\u0442\u0435\u0439 (\u0418\u043d\u0442\u0435\u0440\u043d\u0435\u0442).", "creation_timestamp": "2026-05-20T14:50:41.000000Z"}, {"uuid": "a932cccb-45c0-4f14-b77d-034401d05d42", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23559", "type": "seen", "source": "https://bsky.app/profile/infosec.skyfleet.blue/post/3mknlwm3xeu2e", "content": "Xen Security Advisory 489 v2 (CVE-2026-23559,CVE-2026-23560,CVE-2026-23561,CVE-2026-23562,CVE-2026-42486) - Multiple RBAC issues in XAPI", "creation_timestamp": "2026-04-29T17:13:58.408570Z"}]}