# Microsoft Word vulnerabilities Source: https://junglewise.ai/threats/technologies/word Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/word.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 37 vulnerabilities in Microsoft Word: 7 in the last 7 days and 9 in the last 90 days, 6 of them critical and 6 exploited in the wild. The most recent, CVE-2026-112735, was published on 10 November 2026. Nothing was published in the last eight weeks. ## Counts - Last 7 days: 7 - Last 30 days: 7 - Last 90 days: 9 - All time: 37 (6 critical, 6 exploited in the wild) ## About Microsoft Word Word processor application for document creation and editing by Microsoft. ## Latest Microsoft Word vulnerabilities - [CVE-2026-112735: Microsoft Word use-after-free remote code execution](https://junglewise.ai/threats/cve-2026-112735-use-after-free-in-microsoft-office-word-allows-an-unauthorized) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-112724: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-112724-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-112716: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-112716-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-111306: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-111306-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-110056: Microsoft Office Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-110056-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 7.8, published 10 Nov 2026) - [CVE-2026-110049: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-110049-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 7.8, published 10 Nov 2026) - [CVE-2026-110046: Microsoft Word off-by-one error allows information disclosure](https://junglewise.ai/threats/cve-2026-110046-off-by-one-error-in-microsoft-office-word-allows-an-unauthorized) (medium, CVSS 6.5, published 10 Nov 2026) - [CVE-2026-78511: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-78511-microsoft-word-heap-based-buffer-overflow) (high, CVSS 8.8, published 8 Sep 2026) - [CVE-2026-69764: Microsoft Office Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-69764-microsoft-office-word-heap-based-buffer-overflow) (high, CVSS 8.8, published 8 Sep 2026) - [CVE-2026-70310: Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.](https://junglewise.ai/threats/cve-2026-70310-out-of-bounds-read-in-microsoft-office-word-allows-an) (medium, CVSS 5.5, published 11 Aug 2026) - [CVE-2026-55142: Microsoft Office Word numeric truncation information disclosure](https://junglewise.ai/threats/cve-2026-55142-microsoft-office-word-numeric-truncation-information-disclosure) (medium, CVSS 5.5, published 14 Jul 2026) - [CVE-2026-55134: Microsoft Office Word stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-55134-microsoft-office-word-stack-based-buffer-overflow) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55130: Microsoft Office Word heap buffer overflow](https://junglewise.ai/threats/cve-2026-55130-microsoft-office-word-heap-buffer-overflow) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55128: Microsoft Office Word use after free code execution](https://junglewise.ai/threats/cve-2026-55128-microsoft-office-word-use-after-free-code-execution) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55127: Microsoft Office Word heap overflow code execution](https://junglewise.ai/threats/cve-2026-55127-microsoft-office-word-heap-overflow-code-execution) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55124: Microsoft Office Word information disclosure via improper input validation](https://junglewise.ai/threats/cve-2026-55124-microsoft-office-word-information-disclosure-via-improper-input) (medium, CVSS 5.5, published 14 Jul 2026) - [CVE-2026-55055: Microsoft Office Word stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-55055-microsoft-office-word-stack-based-buffer-overflow) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55038: Microsoft Office Word stack-based buffer overflow](https://junglewise.ai/threats/cve-2026-55038-microsoft-office-word-stack-based-buffer-overflow) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-55033: Microsoft Office Word integer overflow code execution](https://junglewise.ai/threats/cve-2026-55033-microsoft-office-word-integer-overflow-code-execution) (high, CVSS 7.8, published 14 Jul 2026) - [CVE-2026-45643: Microsoft Office Word untrusted pointer dereference](https://junglewise.ai/threats/cve-2026-45643-microsoft-office-word-untrusted-pointer-dereference) (high, CVSS 7.8, published 9 Jun 2026) - [CVE-2026-45486: Microsoft Office Word untrusted pointer dereference](https://junglewise.ai/threats/cve-2026-45486-microsoft-office-word-untrusted-pointer-dereference) (high, CVSS 7.8, published 9 Jun 2026) - [CVE-2026-45471: Microsoft Office Word untrusted pointer dereference](https://junglewise.ai/threats/cve-2026-45471-microsoft-office-word-untrusted-pointer-dereference) (high, CVSS 7.8, published 9 Jun 2026) - [CVE-2026-45466: Microsoft Word heap buffer overflow information disclosure](https://junglewise.ai/threats/cve-2026-45466-microsoft-word-heap-buffer-overflow-information-disclosure) (low, CVSS 3.3, published 9 Jun 2026) - [CVE-2026-45457: Microsoft Office Word untrusted pointer dereference](https://junglewise.ai/threats/cve-2026-45457-microsoft-office-word-untrusted-pointer-dereference) (high, CVSS 7.8, published 9 Jun 2026) - [CVE-2026-41101: Microsoft Office Word improper access control spoofing vulnerability](https://junglewise.ai/threats/cve-2026-41101-microsoft-office-word-improper-access-control-spoofing) (high, CVSS 7.1, published 12 May 2026) ## Most severe Microsoft Word vulnerabilities - [CVE-2012-2539: Microsoft Word Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2012-2539-microsoft-word-remote-code-execution-vulnerability) (critical, exploited in the wild, CVSS 9.3, published 28 Mar 2022) - [CVE-2014-1761: Microsoft Word Memory Corruption Vulnerability](https://junglewise.ai/threats/cve-2014-1761-microsoft-word-memory-corruption-vulnerability) (critical, exploited in the wild, CVSS 9.3, published 15 Feb 2022) - [CVE-2006-2492: Microsoft Word Malformed Object Pointer Vulnerability](https://junglewise.ai/threats/cve-2006-2492-microsoft-word-malformed-object-pointer-vulnerability) (critical, exploited in the wild, CVSS 8.8, published 8 Jun 2022) - [CVE-2026-21514: Microsoft Office Word reliance on untrusted inputs in security decision](https://junglewise.ai/threats/cve-2026-21514-microsoft-office-word-reliance-on-untrusted-inputs-in-security) (critical, exploited in the wild, CVSS 7.8, published 10 Feb 2026) - [CVE-2017-11826: Microsoft Office Remote Code Execution Vulnerability](https://junglewise.ai/threats/cve-2017-11826-microsoft-office-remote-code-execution-vulnerability) (critical, exploited in the wild, CVSS 7.8, published 3 Mar 2022) - [CVE-2023-36761: Microsoft Word Information Disclosure Vulnerability](https://junglewise.ai/threats/cve-2023-36761-microsoft-word-information-disclosure-vulnerability) (critical, exploited in the wild, CVSS 6.5, published 12 Sep 2023) - [CVE-2026-78511: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-78511-microsoft-word-heap-based-buffer-overflow) (high, CVSS 8.8, published 8 Sep 2026) - [CVE-2026-69764: Microsoft Office Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-69764-microsoft-office-word-heap-based-buffer-overflow) (high, CVSS 8.8, published 8 Sep 2026) - [CVE-2026-112735: Microsoft Word use-after-free remote code execution](https://junglewise.ai/threats/cve-2026-112735-use-after-free-in-microsoft-office-word-allows-an-unauthorized) (high, CVSS 8.8, published 10 Nov 2026) - [CVE-2026-112724: Microsoft Word heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-112724-heap-based-buffer-overflow-in-microsoft-office-word-allows-an) (high, CVSS 8.8, published 10 Nov 2026) ## Vulnerabilities per week Nothing was published in the last eight weeks. | 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 | 2 | 0 | 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 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 7 | 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 Word vulnerabilities", https://junglewise.ai/threats/technologies/word, 11 November 2026.