Microsoft Office 2019 vulnerabilities
696 known vulnerabilities affecting microsoft/microsoft_office_2019.
Total CVEs
696
CISA KEV
9
actively exploited
Public exploits
13
Exploited in wild
12
Severity breakdown
CRITICAL9HIGH522MEDIUM158LOW7
Vulnerabilities
Page 8 of 35
CVE-2026-55120P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55120 [HIGH] CWE-122 CVE-2026-55120: Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-50467P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-50467 [HIGH] CWE-416 CVE-2026-50467: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-50314P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-50314 [HIGH] CWE-416 CVE-2026-50314: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55017P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55017 [HIGH] CWE-122 CVE-2026-55017: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-47290P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-47290 [HIGH] CWE-416 CVE-2026-47290: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55056P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55056 [HIGH] CWE-122 CVE-2026-55056: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55123P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55123 [HIGH] CWE-122 CVE-2026-55123: Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55140P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55140 [HIGH] CWE-122 CVE-2026-55140: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55049P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55049 [HIGH] CWE-122 CVE-2026-55049: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-55043P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14
CVE-2026-55043 [HIGH] CWE-122 CVE-2026-55043: Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-44819P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-06-09
CVE-2026-44819 [HIGH] CWE-122 CVE-2026-44819: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-45475P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-06-09
CVE-2026-45475 [HIGH] CWE-122 CVE-2026-45475: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-44824P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-06-09
CVE-2026-44824 [HIGH] CWE-122 CVE-2026-44824: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-65657P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-08-11
CVE-2026-65657 [HIGH] CWE-416 CVE-2026-65657: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-81948P3HIGHCVSS 7.8≥ 19.0.0, < 16.0.10417.202072026-09-08
CVE-2026-81948 [HIGH] CWE-122 CVE-2026-81948: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-81951P3HIGHCVSS 7.8≥ 19.0.0, < 16.0.10417.202072026-09-08
CVE-2026-81951 [HIGH] CWE-122 CVE-2026-81951: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-81959P3HIGHCVSS 7.8≥ 19.0.0, < 16.0.10417.202072026-09-08
CVE-2026-81959 [HIGH] CWE-122 CVE-2026-81959: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-81397P3HIGHCVSS 7.8≥ 19.0.0, < 16.0.10417.202072026-09-08
CVE-2026-81397 [HIGH] CWE-122 CVE-2026-81397: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-81960P3HIGHCVSS 7.8≥ 19.0.0, < 16.0.10417.202072026-09-08
CVE-2026-81960 [HIGH] CWE-122 CVE-2026-81960: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-59236P3HIGHCVSS 7.8≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2025-10-14
CVE-2025-59236 [HIGH] CWE-416 CVE-2025-59236: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd