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Vulnérabilités connues pour Microsoft Office LTSC 2021

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CVE Résumé Score Publiée
CVE-2026-45469 Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 9 juin 2026
CVE-2026-40420 Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally 8.8 Élevée 12 mai 2026
CVE-2026-35436 Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally 8.8 Élevée 12 mai 2026
CVE-2026-40418 Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally 7.8 Élevée 12 mai 2026
CVE-2026-40367 Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker… 8.4 Élevée 12 mai 2026
CVE-2026-40362 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 12 mai 2026
CVE-2026-40361 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 Élevée 12 mai 2026
CVE-2026-40359 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 12 mai 2026
CVE-2026-40358 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 Élevée 12 mai 2026
CVE-2026-40419 Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally 7.8 Élevée 12 mai 2026
CVE-2026-40421 Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose… 4.3 Moyenne 12 mai 2026
CVE-2026-40364 Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker… 8.4 Élevée 12 mai 2026
CVE-2026-40366 Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker… 8.4 Élevée 12 mai 2026
CVE-2026-40363 Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 Élevée 12 mai 2026
CVE-2026-40360 Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally 7.8 Élevée 12 mai 2026
CVE-2026-35440 Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose… 5.5 Moyenne 12 mai 2026
CVE-2026-21530 Double free in Windows Rich Text Edit allows an authorized attacker to elevate privileges locally 6.7 Moyenne 12 mai 2026
CVE-2026-33115 Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally 8.4 Élevée 14 avr. 2026
CVE-2026-33114 Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally 8.4 Élevée 14 avr. 2026
CVE-2026-32200 Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally 7.8 Élevée 14 avr. 2026
CVE-2026-32199 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 14 avr. 2026
CVE-2026-32197 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 14 avr. 2026
CVE-2026-32198 Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally 7.8 Élevée 14 avr. 2026
CVE-2026-32190 Use after free in Microsoft Office allows an unauthorized attacker to execute code locally 8.4 Élevée 14 avr. 2026
CVE-2026-33095 Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally 7.8 Élevée 14 avr. 2026

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