{"schema_version":1,"title":"Microsoft SimpleChat vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Microsoft SimpleChat: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-105798, was published on 6 October 2026. Nothing in the last four weeks, down from 2 vulnerabilities in the four before.","url":"https://junglewise.ai/threats/technologies/simplechat","json_url":"https://junglewise.ai/threats/technologies/simplechat.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/simplechat","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":3,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":4},"latest":[{"cve":"CVE-2026-105798","cvss":8.7,"slug":"cve-2026-105798-simplechat-is-a-secure-ai-conversation-application-with-personal","title":"SimpleChat stored XSS in group document filename","severity":"high","exploited":false,"published_at":"2026-10-06T15:17:16.88+00:00","url":"https://junglewise.ai/threats/cve-2026-105798-simplechat-is-a-secure-ai-conversation-application-with-personal"},{"cve":"CVE-2026-105797","cvss":8.8,"slug":"cve-2026-105797-simplechat-is-a-secure-ai-conversation-application-with-personal","title":"SimpleChat authorization ordering flaw in MCP plugins","severity":"high","exploited":false,"published_at":"2026-10-06T15:17:16.733+00:00","url":"https://junglewise.ai/threats/cve-2026-105797-simplechat-is-a-secure-ai-conversation-application-with-personal"},{"cve":"CVE-2026-57206","cvss":8.6,"slug":"cve-2026-57206-microsoft-simplechat-missing-authentication-in-plugin-validation","title":"Microsoft SimpleChat missing authentication in plugin validation endpoints","severity":"high","exploited":false,"published_at":"2026-07-16T16:19:14.217+00:00","url":"https://junglewise.ai/threats/cve-2026-57206-microsoft-simplechat-missing-authentication-in-plugin-validation"},{"cve":"CVE-2026-57205","cvss":4.3,"slug":"cve-2026-57205-microsoft-simplechat-idor-in-user-profile-endpoints","title":"Microsoft SimpleChat IDOR in user profile endpoints","severity":"medium","exploited":false,"published_at":"2026-07-16T16:19:14.05+00:00","url":"https://junglewise.ai/threats/cve-2026-57205-microsoft-simplechat-idor-in-user-profile-endpoints"}],"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":2},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"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}],"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 SimpleChat","slug":"simplechat","vendor":{"hub":true,"name":"Microsoft","slug":"microsoft","url":"https://junglewise.ai/threats/vendors/microsoft"},"aliases":[],"category":"library","homepage":"https://www.microsoft.com/","repo_url":"https://github.com/microsoft/SimpleChat","description":"A basic chat application framework developed for demonstration or integration purposes.","url":"https://junglewise.ai/threats/technologies/simplechat"},"most_severe":[{"cve":"CVE-2026-105797","cvss":8.8,"slug":"cve-2026-105797-simplechat-is-a-secure-ai-conversation-application-with-personal","title":"SimpleChat authorization ordering flaw in MCP plugins","severity":"high","exploited":false,"published_at":"2026-10-06T15:17:16.733+00:00","url":"https://junglewise.ai/threats/cve-2026-105797-simplechat-is-a-secure-ai-conversation-application-with-personal"},{"cve":"CVE-2026-105798","cvss":8.7,"slug":"cve-2026-105798-simplechat-is-a-secure-ai-conversation-application-with-personal","title":"SimpleChat stored XSS in group document filename","severity":"high","exploited":false,"published_at":"2026-10-06T15:17:16.88+00:00","url":"https://junglewise.ai/threats/cve-2026-105798-simplechat-is-a-secure-ai-conversation-application-with-personal"},{"cve":"CVE-2026-57206","cvss":8.6,"slug":"cve-2026-57206-microsoft-simplechat-missing-authentication-in-plugin-validation","title":"Microsoft SimpleChat missing authentication in plugin validation endpoints","severity":"high","exploited":false,"published_at":"2026-07-16T16:19:14.217+00:00","url":"https://junglewise.ai/threats/cve-2026-57206-microsoft-simplechat-missing-authentication-in-plugin-validation"},{"cve":"CVE-2026-57205","cvss":4.3,"slug":"cve-2026-57205-microsoft-simplechat-idor-in-user-profile-endpoints","title":"Microsoft SimpleChat IDOR in user profile endpoints","severity":"medium","exploited":false,"published_at":"2026-07-16T16:19:14.05+00:00","url":"https://junglewise.ai/threats/cve-2026-57205-microsoft-simplechat-idor-in-user-profile-endpoints"}],"generated_at":"2026-11-11T03:07:00.183524+00:00"}