{"schema_version":1,"title":"Microsoft Windows Internet Information Services vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Microsoft Windows Internet Information Services: 2 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-119961, was published on 10 November 2026. 2 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.","url":"https://junglewise.ai/threats/technologies/windows-internet-information-services","json_url":"https://junglewise.ai/threats/technologies/windows-internet-information-services.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/technologies/windows-internet-information-services","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":2,"all_time":4,"critical":1,"exploited":0,"last_7_days":2,"last_30_days":2,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-119961","cvss":8.1,"slug":"cve-2026-119961-concurrent-execution-using-shared-resource-with-improper","title":"Microsoft Windows Internet Information Services race condition","severity":"high","exploited":false,"published_at":"2026-11-10T19:20:20.437+00:00","url":"https://junglewise.ai/threats/cve-2026-119961-concurrent-execution-using-shared-resource-with-improper"},{"cve":"CVE-2026-119936","cvss":5.9,"slug":"cve-2026-119936-integer-underflow-wrap-or-wraparound-in-windows-internet","title":"Windows Internet Information Services integer underflow denial of service","severity":"medium","exploited":false,"published_at":"2026-11-10T19:20:15.87+00:00","url":"https://junglewise.ai/threats/cve-2026-119936-integer-underflow-wrap-or-wraparound-in-windows-internet"},{"cve":"CVE-2026-78459","cvss":7.8,"epss":0.0033,"slug":"cve-2026-78459-heap-based-buffer-overflow-in-windows-internet-information","title":"Windows Internet Information Services heap buffer overflow","severity":"high","exploited":false,"published_at":"2026-10-13T19:19:54.187+00:00","url":"https://junglewise.ai/threats/cve-2026-78459-heap-based-buffer-overflow-in-windows-internet-information"},{"cve":"CVE-2026-70024","cvss":9.8,"epss":0.008,"slug":"cve-2026-70024-stack-based-buffer-overflow-in-windows-internet-information","title":"Microsoft Windows Internet Information Services stack buffer overflow","severity":"critical","exploited":false,"published_at":"2026-10-13T19:19:13.487+00:00","url":"https://junglewise.ai/threats/cve-2026-70024-stack-based-buffer-overflow-in-windows-internet-information"}],"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":0},{"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":1,"exploited":0,"vulnerabilities":2},{"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":2}],"related":[{"name":"Microsoft Windows","slug":"windows","vulnerabilities":2362,"url":"https://junglewise.ai/threats/technologies/windows"},{"name":"Microsoft Windows 10","slug":"windows-10","vulnerabilities":589,"url":"https://junglewise.ai/threats/technologies/windows-10"},{"name":"Microsoft Windows 11 24h2","slug":"windows-11-24h2","vulnerabilities":565,"url":"https://junglewise.ai/threats/technologies/windows-11-24h2"},{"name":"Microsoft Windows 11 25h2","slug":"windows-11-25h2","vulnerabilities":534,"url":"https://junglewise.ai/threats/technologies/windows-11-25h2"},{"name":"Microsoft Windows Server 2025","slug":"windows-server-2025","vulnerabilities":534,"url":"https://junglewise.ai/threats/technologies/windows-server-2025"},{"name":"Microsoft Windows Server 2022","slug":"windows-server-2022","vulnerabilities":528,"url":"https://junglewise.ai/threats/technologies/windows-server-2022"},{"name":"Microsoft Windows Server 2019","slug":"windows-server-2019","vulnerabilities":521,"url":"https://junglewise.ai/threats/technologies/windows-server-2019"},{"name":"Microsoft Windows Server 2012","slug":"windows-server-2012","vulnerabilities":517,"url":"https://junglewise.ai/threats/technologies/windows-server-2012"},{"name":"Microsoft Windows 11","slug":"windows-11","vulnerabilities":494,"url":"https://junglewise.ai/threats/technologies/windows-11"},{"name":"Microsoft Windows Server 2016","slug":"windows-server-2016","vulnerabilities":476,"url":"https://junglewise.ai/threats/technologies/windows-server-2016"},{"name":"Microsoft Windows 10 1809","slug":"windows-10-1809","vulnerabilities":380,"url":"https://junglewise.ai/threats/technologies/windows-10-1809"},{"name":"Microsoft Windows 10 21h2","slug":"windows-10-21h2","vulnerabilities":373,"url":"https://junglewise.ai/threats/technologies/windows-10-21h2"}],"technology":{"hub":true,"name":"Microsoft Windows Internet Information Services","slug":"windows-internet-information-services","vendor":{"hub":true,"name":"Microsoft","slug":"microsoft","url":"https://junglewise.ai/threats/vendors/microsoft"},"aliases":[],"category":"web-server","description":"Web server software for Windows that handles HTTP and HTTPS requests and serves web content and applications.","url":"https://junglewise.ai/threats/technologies/windows-internet-information-services"},"most_severe":[{"cve":"CVE-2026-70024","cvss":9.8,"epss":0.008,"slug":"cve-2026-70024-stack-based-buffer-overflow-in-windows-internet-information","title":"Microsoft Windows Internet Information Services stack buffer overflow","severity":"critical","exploited":false,"published_at":"2026-10-13T19:19:13.487+00:00","url":"https://junglewise.ai/threats/cve-2026-70024-stack-based-buffer-overflow-in-windows-internet-information"},{"cve":"CVE-2026-119961","cvss":8.1,"slug":"cve-2026-119961-concurrent-execution-using-shared-resource-with-improper","title":"Microsoft Windows Internet Information Services race condition","severity":"high","exploited":false,"published_at":"2026-11-10T19:20:20.437+00:00","url":"https://junglewise.ai/threats/cve-2026-119961-concurrent-execution-using-shared-resource-with-improper"},{"cve":"CVE-2026-78459","cvss":7.8,"epss":0.0033,"slug":"cve-2026-78459-heap-based-buffer-overflow-in-windows-internet-information","title":"Windows Internet Information Services heap buffer overflow","severity":"high","exploited":false,"published_at":"2026-10-13T19:19:54.187+00:00","url":"https://junglewise.ai/threats/cve-2026-78459-heap-based-buffer-overflow-in-windows-internet-information"},{"cve":"CVE-2026-119936","cvss":5.9,"slug":"cve-2026-119936-integer-underflow-wrap-or-wraparound-in-windows-internet","title":"Windows Internet Information Services integer underflow denial of service","severity":"medium","exploited":false,"published_at":"2026-11-10T19:20:15.87+00:00","url":"https://junglewise.ai/threats/cve-2026-119936-integer-underflow-wrap-or-wraparound-in-windows-internet"}],"generated_at":"2026-11-13T03:07:00.155039+00:00"}