{"schema_version":1,"title":"Xen vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 9 vulnerabilities in Xen: 0 in the last 7 days and 6 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-79610, was published on 13 October 2026. 3 vulnerabilities in the last four weeks, up from none in the four before. 1 technology has a page of its own.","url":"https://junglewise.ai/threats/vendors/xen","json_url":"https://junglewise.ai/threats/vendors/xen.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/xen","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","thin":false,"counts":{"high":4,"all_time":9,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":6,"last_365_days":6},"latest":[{"cve":"CVE-2026-79610","epss":0.0018,"slug":"cve-2026-79610-xsa-501-was-about-issues-with-v1-v2-and-v2-v1-changes-racing","title":"Xen grant-table double version change race condition","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:23.247+00:00","url":"https://junglewise.ai/threats/cve-2026-79610-xsa-501-was-about-issues-with-v1-v2-and-v2-v1-changes-racing"},{"cve":"CVE-2026-79607","epss":0.0017,"slug":"cve-2026-79607-during-xenstore-live-update-the-state-record-for-a-xenstore-watch","title":"Xen Xenstore crash during live update with watch depth","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:22.937+00:00","url":"https://junglewise.ai/threats/cve-2026-79607-during-xenstore-live-update-the-state-record-for-a-xenstore-watch"},{"cve":"CVE-2026-102699","epss":0.0015,"slug":"cve-2026-102699-this-cna-information-record-relates-to-multiple-cves-the-text","title":"Xen hypervisor calculation underflow in GNTTABOP_cache_flush on Arm","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:09.51+00:00","url":"https://junglewise.ai/threats/cve-2026-102699-this-cna-information-record-relates-to-multiple-cves-the-text"},{"cve":"CVE-2026-79603","cvss":4.3,"epss":0.0036,"slug":"cve-2026-79603-xen-tlb-flush-race-condition-allowing-stale-page-modification","title":"Xen TLB flush race condition allowing stale page modification","severity":"medium","exploited":false,"published_at":"2026-09-08T13:17:27.253+00:00","url":"https://junglewise.ai/threats/cve-2026-79603-xen-tlb-flush-race-condition-allowing-stale-page-modification"},{"cve":"CVE-2026-79602","cvss":8.8,"epss":0.0017,"slug":"cve-2026-79602-xen-improper-hvm-emulation-return-code-handling","title":"Xen improper HVM emulation return code handling","severity":"high","exploited":false,"published_at":"2026-09-08T13:17:27.157+00:00","url":"https://junglewise.ai/threats/cve-2026-79602-xen-improper-hvm-emulation-return-code-handling"},{"cve":"CVE-2026-62437","cvss":6.5,"epss":0.0012,"slug":"cve-2026-62437-xen-hypervisor-memory-leak-in-irq-tracking-during-guest-cleanup","title":"Xen hypervisor memory leak in IRQ tracking during guest cleanup","severity":"medium","exploited":false,"published_at":"2026-09-08T13:17:19.623+00:00","url":"https://junglewise.ai/threats/cve-2026-62437-xen-hypervisor-memory-leak-in-irq-tracking-during-guest-cleanup"},{"cve":"CVE-2025-58149","cvss":7.5,"epss":0.0044,"slug":"cve-2025-58149-when-passing-through-pci-devices-the-detach-logic-in-libxl-won-t","title":"When passing through PCI devices, the detach logic in libxl won't remove access permissions to any 64bit memory BARs the device might have.","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:35.143+00:00","url":"https://junglewise.ai/threats/cve-2025-58149-when-passing-through-pci-devices-the-detach-logic-in-libxl-won-t"},{"cve":"CVE-2025-58148","cvss":7.5,"epss":0.0038,"slug":"cve-2025-58148-this-cna-information-record-relates-to-multiple-cves-the-text","title":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to…","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:35.037+00:00","url":"https://junglewise.ai/threats/cve-2025-58148-this-cna-information-record-relates-to-multiple-cves-the-text"},{"cve":"CVE-2025-58147","cvss":7.5,"epss":0.0038,"slug":"cve-2025-58147-this-cna-information-record-relates-to-multiple-cves-the-text","title":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to…","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:34.59+00:00","url":"https://junglewise.ai/threats/cve-2025-58147-this-cna-information-record-relates-to-multiple-cves-the-text"}],"vendor":{"hub":true,"name":"Xen","slug":"xen","description":"Xen is a hypervisor that provides virtualization for x86, ARM, and other processor architectures.","url":"https://junglewise.ai/threats/vendors/xen"},"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-79602","cvss":8.8,"epss":0.0017,"slug":"cve-2026-79602-xen-improper-hvm-emulation-return-code-handling","title":"Xen improper HVM emulation return code handling","severity":"high","exploited":false,"published_at":"2026-09-08T13:17:27.157+00:00","url":"https://junglewise.ai/threats/cve-2026-79602-xen-improper-hvm-emulation-return-code-handling"},{"cve":"CVE-2025-58149","cvss":7.5,"epss":0.0044,"slug":"cve-2025-58149-when-passing-through-pci-devices-the-detach-logic-in-libxl-won-t","title":"When passing through PCI devices, the detach logic in libxl won't remove access permissions to any 64bit memory BARs the device might have.","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:35.143+00:00","url":"https://junglewise.ai/threats/cve-2025-58149-when-passing-through-pci-devices-the-detach-logic-in-libxl-won-t"},{"cve":"CVE-2025-58148","cvss":7.5,"epss":0.0038,"slug":"cve-2025-58148-this-cna-information-record-relates-to-multiple-cves-the-text","title":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to…","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:35.037+00:00","url":"https://junglewise.ai/threats/cve-2025-58148-this-cna-information-record-relates-to-multiple-cves-the-text"},{"cve":"CVE-2025-58147","cvss":7.5,"epss":0.0038,"slug":"cve-2025-58147-this-cna-information-record-relates-to-multiple-cves-the-text","title":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to…","severity":"high","exploited":false,"published_at":"2025-10-31T12:15:34.59+00:00","url":"https://junglewise.ai/threats/cve-2025-58147-this-cna-information-record-relates-to-multiple-cves-the-text"},{"cve":"CVE-2026-62437","cvss":6.5,"epss":0.0012,"slug":"cve-2026-62437-xen-hypervisor-memory-leak-in-irq-tracking-during-guest-cleanup","title":"Xen hypervisor memory leak in IRQ tracking during guest cleanup","severity":"medium","exploited":false,"published_at":"2026-09-08T13:17:19.623+00:00","url":"https://junglewise.ai/threats/cve-2026-62437-xen-hypervisor-memory-leak-in-irq-tracking-during-guest-cleanup"},{"cve":"CVE-2026-79603","cvss":4.3,"epss":0.0036,"slug":"cve-2026-79603-xen-tlb-flush-race-condition-allowing-stale-page-modification","title":"Xen TLB flush race condition allowing stale page modification","severity":"medium","exploited":false,"published_at":"2026-09-08T13:17:27.253+00:00","url":"https://junglewise.ai/threats/cve-2026-79603-xen-tlb-flush-race-condition-allowing-stale-page-modification"},{"cve":"CVE-2026-79610","epss":0.0018,"slug":"cve-2026-79610-xsa-501-was-about-issues-with-v1-v2-and-v2-v1-changes-racing","title":"Xen grant-table double version change race condition","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:23.247+00:00","url":"https://junglewise.ai/threats/cve-2026-79610-xsa-501-was-about-issues-with-v1-v2-and-v2-v1-changes-racing"},{"cve":"CVE-2026-79607","epss":0.0017,"slug":"cve-2026-79607-during-xenstore-live-update-the-state-record-for-a-xenstore-watch","title":"Xen Xenstore crash during live update with watch depth","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:22.937+00:00","url":"https://junglewise.ai/threats/cve-2026-79607-during-xenstore-live-update-the-state-record-for-a-xenstore-watch"},{"cve":"CVE-2026-102699","epss":0.0015,"slug":"cve-2026-102699-this-cna-information-record-relates-to-multiple-cves-the-text","title":"Xen hypervisor calculation underflow in GNTTABOP_cache_flush on Arm","severity":"info","exploited":false,"published_at":"2026-10-13T16:17:09.51+00:00","url":"https://junglewise.ai/threats/cve-2026-102699-this-cna-information-record-relates-to-multiple-cves-the-text"}],"generated_at":"2026-11-13T03:07:00.155039+00:00","technologies":[{"name":"Xen","slug":"xen-xen","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/xen-xen"}]}