Microsoft Microsoft Sharepoint Server Subscription Edition

271 CVEs affecting Microsoft Microsoft Sharepoint Server Subscription Edition. Latest disclosed: 2026-10-15. Critical: 7, High: 164.

Top CVEs affecting Microsoft Microsoft Sharepoint Server Subscription Edition
CVESeverityScorePublishedSummary
CVE-2026-58644Critical9.82026-07-14Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
CVE-2026-50522Critical9.82026-07-14Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
CVE-2026-20963Critical9.82026-01-13Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network.
CVE-2025-53770Critical9.82025-07-20Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network. Microsoft is aware…
CVE-2023-21716Critical9.82023-02-14Microsoft Word Remote Code Execution Vulnerability
CVE-2026-70306Critical9.32026-08-11Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform…
CVE-2026-55040Critical9.12026-07-14Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-108452High8.82026-10-15Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to execute code ove…
CVE-2026-88164High8.82026-10-14Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-97755High8.82026-10-13Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
CVE-2026-96044High8.82026-10-13No cwe for this issue in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-88200High8.82026-10-13Privilege context switching error in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-88198High8.82026-10-13Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-88166High8.82026-10-13Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVE-2026-88163High8.82026-10-13Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVE-2026-88155High8.82026-10-13Heap-based buffer overflow in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVE-2026-85900High8.82026-10-13Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVE-2026-70266High8.82026-10-13Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to elevate pr…
CVE-2026-70246High8.82026-10-13Incorrect authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-69943High8.82026-10-13Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to execute code ove…