# Microsoft Windows Message Queuing vulnerabilities Source: https://junglewise.ai/threats/technologies/windows-message-queuing Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/windows-message-queuing.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 18 vulnerabilities in Microsoft Windows Message Queuing: 8 in the last 7 days and 15 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-119967, was published on 10 November 2026. 3 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0. ## Counts - Last 7 days: 8 - Last 30 days: 8 - Last 90 days: 15 - All time: 18 (2 critical, 0 exploited in the wild) ## About Microsoft Windows Message Queuing Microsoft middleware for reliable message queuing and distributed application communication. ## Latest Microsoft Windows Message Queuing vulnerabilities - [CVE-2026-119967: Windows Message Queuing use after free in Queue Manager](https://junglewise.ai/threats/cve-2026-119967-use-after-free-in-windows-message-queuing-queue-manager-allows) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-119964: Windows Message Queuing double free](https://junglewise.ai/threats/cve-2026-119964-double-free-in-windows-message-queuing-allows-an-unauthorized) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-119963: Windows Message Queuing double free remote code execution](https://junglewise.ai/threats/cve-2026-119963-double-free-in-windows-message-queuing-allows-an-unauthorized) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-119848: Windows Message Queuing improper input validation DoS](https://junglewise.ai/threats/cve-2026-119848-improper-input-validation-in-windows-message-queuing-allows-an) (medium, CVSS 5.3, published 10 Nov 2026) - [CVE-2026-119833: Windows Message Queuing privilege escalation via untrusted pointer dereference](https://junglewise.ai/threats/cve-2026-119833-untrusted-pointer-dereference-in-windows-message-queuing-allows) (high, CVSS 7, published 10 Nov 2026) - [CVE-2026-118126: Microsoft Windows Message Queuing privilege escalation](https://junglewise.ai/threats/cve-2026-118126-use-after-free-in-windows-message-queuing-allows-an-authorized) (high, CVSS 7.8, published 10 Nov 2026) - [CVE-2026-116710: Microsoft Windows Message Queuing heap overflow](https://junglewise.ai/threats/cve-2026-116710-heap-based-buffer-overflow-in-windows-message-queuing-allows-an) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-105515: Microsoft Windows Message Queuing buffer over-read denial of service](https://junglewise.ai/threats/cve-2026-105515-buffer-over-read-in-windows-message-queuing-allows-an) (high, CVSS 7.5, published 10 Nov 2026) - [CVE-2026-96921: Windows Message Queuing Queue Manager type confusion information disclosure](https://junglewise.ai/threats/cve-2026-96921-access-of-resource-using-incompatible-type-type-confusion-in) (medium, CVSS 5.5, published 13 Oct 2026) - [CVE-2026-85859: Windows Message Queuing null pointer dereference denial of service](https://junglewise.ai/threats/cve-2026-85859-null-pointer-dereference-in-windows-message-queuing-queue-manager) (medium, CVSS 6.5, published 13 Oct 2026) - [CVE-2026-100202: Windows Message Queuing Queue Manager use-after-free code execution](https://junglewise.ai/threats/cve-2026-100202-use-after-free-in-windows-message-queuing-queue-manager-allows) (critical, CVSS 9.8, published 13 Oct 2026) - [CVE-2026-83997: Microsoft Windows Message Queuing use-after-free remote code execution](https://junglewise.ai/threats/cve-2026-83997-microsoft-windows-message-queuing-use-after-free-remote-code) (high, CVSS 8.1, published 8 Sep 2026) - [CVE-2026-69645: Microsoft Windows Message Queuing use-after-free privilege escalation](https://junglewise.ai/threats/cve-2026-69645-microsoft-windows-message-queuing-use-after-free-privilege) (high, CVSS 7, published 8 Sep 2026) - [CVE-2026-69579: Microsoft Windows Message Queuing use after free remote code execution](https://junglewise.ai/threats/cve-2026-69579-microsoft-windows-message-queuing-use-after-free-remote-code) (critical, CVSS 9.8, published 8 Sep 2026) - [CVE-2026-68887: Microsoft Windows Message Queuing out-of-bounds read](https://junglewise.ai/threats/cve-2026-68887-microsoft-windows-message-queuing-out-of-bounds-read) (high, CVSS 7.5, published 8 Sep 2026) - [CVE-2026-65790: Microsoft Windows Message Queuing heap overflow privilege escalation](https://junglewise.ai/threats/cve-2026-65790-microsoft-windows-message-queuing-heap-overflow-privilege) (high, CVSS 7.8, published 11 Aug 2026) - [CVE-2026-34329: Microsoft Windows Message Queuing heap overflow](https://junglewise.ai/threats/cve-2026-34329-microsoft-windows-message-queuing-heap-overflow) (high, CVSS 8.8, published 12 May 2026) - [CVE-2026-33838: Microsoft Windows Message Queuing double free privilege escalation](https://junglewise.ai/threats/cve-2026-33838-microsoft-windows-message-queuing-double-free-privilege) (high, CVSS 7.8, published 12 May 2026) ## Most severe Microsoft Windows Message Queuing vulnerabilities - [CVE-2026-100202: Windows Message Queuing Queue Manager use-after-free code execution](https://junglewise.ai/threats/cve-2026-100202-use-after-free-in-windows-message-queuing-queue-manager-allows) (critical, CVSS 9.8, published 13 Oct 2026) - [CVE-2026-69579: Microsoft Windows Message Queuing use after free remote code execution](https://junglewise.ai/threats/cve-2026-69579-microsoft-windows-message-queuing-use-after-free-remote-code) (critical, CVSS 9.8, published 8 Sep 2026) - [CVE-2026-34329: Microsoft Windows Message Queuing heap overflow](https://junglewise.ai/threats/cve-2026-34329-microsoft-windows-message-queuing-heap-overflow) (high, CVSS 8.8, published 12 May 2026) - [CVE-2026-83997: Microsoft Windows Message Queuing use-after-free remote code execution](https://junglewise.ai/threats/cve-2026-83997-microsoft-windows-message-queuing-use-after-free-remote-code) (high, CVSS 8.1, published 8 Sep 2026) - [CVE-2026-119967: Windows Message Queuing use after free in Queue Manager](https://junglewise.ai/threats/cve-2026-119967-use-after-free-in-windows-message-queuing-queue-manager-allows) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-119964: Windows Message Queuing double free](https://junglewise.ai/threats/cve-2026-119964-double-free-in-windows-message-queuing-allows-an-unauthorized) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-119963: Windows Message Queuing double free remote code execution](https://junglewise.ai/threats/cve-2026-119963-double-free-in-windows-message-queuing-allows-an-unauthorized) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-116710: Microsoft Windows Message Queuing heap overflow](https://junglewise.ai/threats/cve-2026-116710-heap-based-buffer-overflow-in-windows-message-queuing-allows-an) (high, CVSS 8.1, published 10 Nov 2026) - [CVE-2026-65790: Microsoft Windows Message Queuing heap overflow privilege escalation](https://junglewise.ai/threats/cve-2026-65790-microsoft-windows-message-queuing-heap-overflow-privilege) (high, CVSS 7.8, published 11 Aug 2026) - [CVE-2026-118126: Microsoft Windows Message Queuing privilege escalation](https://junglewise.ai/threats/cve-2026-118126-use-after-free-in-windows-message-queuing-allows-an-authorized) (high, CVSS 7.8, published 10 Nov 2026) ## Vulnerabilities per week 3 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 4 | 1 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 3 | 1 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 8 | 0 | 0 | ## Other Microsoft technologies - [Microsoft Windows](https://junglewise.ai/threats/technologies/windows): 2,362 vulnerabilities - [Microsoft Windows 10](https://junglewise.ai/threats/technologies/windows-10): 589 vulnerabilities - [Microsoft Windows 11 24h2](https://junglewise.ai/threats/technologies/windows-11-24h2): 565 vulnerabilities - [Microsoft Windows 11 25h2](https://junglewise.ai/threats/technologies/windows-11-25h2): 534 vulnerabilities - [Microsoft Windows Server 2025](https://junglewise.ai/threats/technologies/windows-server-2025): 534 vulnerabilities - [Microsoft Windows Server 2022](https://junglewise.ai/threats/technologies/windows-server-2022): 528 vulnerabilities - [Microsoft Windows Server 2019](https://junglewise.ai/threats/technologies/windows-server-2019): 521 vulnerabilities - [Microsoft Windows Server 2012](https://junglewise.ai/threats/technologies/windows-server-2012): 517 vulnerabilities - [Microsoft Windows 11](https://junglewise.ai/threats/technologies/windows-11): 494 vulnerabilities - [Microsoft Windows Server 2016](https://junglewise.ai/threats/technologies/windows-server-2016): 476 vulnerabilities - [Microsoft Windows 10 1809](https://junglewise.ai/threats/technologies/windows-10-1809): 380 vulnerabilities - [Microsoft Windows 10 21h2](https://junglewise.ai/threats/technologies/windows-10-21h2): 373 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Microsoft Windows Message Queuing vulnerabilities", https://junglewise.ai/threats/technologies/windows-message-queuing, 13 November 2026.