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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

SortPage 34 of 35

CVE-2026-40421P4MEDIUMCVSS 4.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-05-12

CVE-2026-40421 [MEDIUM] CWE-73 CVE-2026-40421: Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

CVE-2021-43255P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2021-12-15

CVE-2021-43255 [MEDIUM] CVE-2021-43255: Microsoft Office Trust Center Spoofing Vulnerability Microsoft Office Trust Center Spoofing Vulnerability

CVE-2022-41104P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-11-09

CVE-2022-41104 [MEDIUM] CVE-2022-41104: Microsoft Excel Security Feature Bypass Vulnerability Microsoft Excel Security Feature Bypass Vulnerability

CVE-2026-45455P4MEDIUMCVSS 4.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-06-09

CVE-2026-45455 [MEDIUM] CWE-125 CVE-2026-45455: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2023-36766P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2023-09-12

CVE-2023-36766 [MEDIUM] CWE-125 CVE-2023-36766: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2023-36009P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2023-12-12

CVE-2023-36009 [MEDIUM] CVE-2023-36009: Microsoft Word Information Disclosure Vulnerability Microsoft Word Information Disclosure Vulnerability

CVE-2025-21383P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2025-02-11

CVE-2025-21383 [MEDIUM] CWE-125 CVE-2025-21383: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2022-23252P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-02-09

CVE-2022-23252 [MEDIUM] CVE-2022-23252: Microsoft Office Information Disclosure Vulnerability Microsoft Office Information Disclosure Vulnerability

CVE-2021-40472P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2021-10-13

CVE-2021-40472 [MEDIUM] CVE-2021-40472: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2020-17126P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2020-12-10

CVE-2020-17126 [MEDIUM] CVE-2020-17126: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2022-41060P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-11-09

CVE-2022-41060 [MEDIUM] CVE-2022-41060: Microsoft Word Information Disclosure Vulnerability Microsoft Word Information Disclosure Vulnerability

CVE-2023-33162P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2023-07-11

CVE-2023-33162 [MEDIUM] CWE-125 CVE-2023-33162: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2021-40454P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2021-10-13

CVE-2021-40454 [MEDIUM] CWE-312 CVE-2021-40454: Rich Text Edit Control Information Disclosure Vulnerability Rich Text Edit Control Information Disclosure Vulnerability

CVE-2022-41103P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-11-09

CVE-2022-41103 [MEDIUM] CVE-2022-41103: Microsoft Word Information Disclosure Vulnerability Microsoft Word Information Disclosure Vulnerability

CVE-2022-41105P4MEDIUMCVSS 5.5≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-11-09

CVE-2022-41105 [MEDIUM] CVE-2022-41105: Microsoft Excel Information Disclosure Vulnerability Microsoft Excel Information Disclosure Vulnerability

CVE-2022-33632P4MEDIUMCVSS 4.7≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2022-07-12

CVE-2022-33632 [MEDIUM] CVE-2022-33632: Microsoft Office Security Feature Bypass Vulnerability Microsoft Office Security Feature Bypass Vulnerability

CVE-2026-50678P4LOWCVSS 3.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14

CVE-2026-50678 [LOW] CWE-122 CVE-2026-50678: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose inf Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

CVE-2026-55035P4LOWCVSS 3.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14

CVE-2026-55035 [LOW] CWE-125 CVE-2026-55035: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-50665P4LOWCVSS 3.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14

CVE-2026-50665 [LOW] CWE-125 CVE-2026-50665: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

CVE-2026-56193P4LOWCVSS 3.3≥ 19.0.0, < https://aka.ms/OfficeSecurityReleases2026-07-14

CVE-2026-56193 [LOW] CWE-125 CVE-2026-56193: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

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Microsoft Office 2019 vulnerabilities | cvebase