Microsoft Sharepoint Server Subscription Edition vulnerabilities

CVE-2026-55038 [HIGH] CWE-121 CVE-2026-55038: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-55134 [HIGH] CWE-121 CVE-2026-55134: Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2025-21348 [HIGH] CWE-285 CVE-2025-21348: Microsoft SharePoint Server Remote Code Execution Vulnerability Microsoft SharePoint Server Remote Code Execution Vulnerability

CVE-2026-55034 [HIGH] CWE-79 CVE-2026-55034: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-55021 [HIGH] CWE-79 CVE-2026-55021: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2026-55132 [HIGH] CWE-415 CVE-2026-55132: Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally. Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-55033 [HIGH] CWE-122 CVE-2026-55033: Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute c Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-26113 [HIGH] CWE-822 CVE-2026-26113: Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code lo Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally.

CVE-2024-49070 [HIGH] CWE-502 CVE-2024-49070: Microsoft SharePoint Remote Code Execution Vulnerability Microsoft SharePoint Remote Code Execution Vulnerability

CVE-2025-64672 [CRITICAL] CWE-79 CVE-2025-64672: Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVE-2024-21426 [HIGH] CWE-416 CVE-2024-21426: Microsoft SharePoint Server Remote Code Execution Vulnerability Microsoft SharePoint Server Remote Code Execution Vulnerability

CVE-2023-33159 [HIGH] CWE-79 CVE-2023-33159: Microsoft SharePoint Server Spoofing Vulnerability Microsoft SharePoint Server Spoofing Vulnerability

CVE-2026-69636 [MEDIUM] CWE-89 CVE-2026-69636: Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Of Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

CVE-2021-42294 [HIGH] CVE-2021-42294: Microsoft SharePoint Server Remote Code Execution Vulnerability Microsoft SharePoint Server Remote Code Execution Vulnerability

CVE-2023-36892 [HIGH] CWE-79 CVE-2023-36892: Microsoft SharePoint Server Spoofing Vulnerability Microsoft SharePoint Server Spoofing Vulnerability

CVE-2023-36891 [HIGH] CWE-79 CVE-2023-36891: Microsoft SharePoint Server Spoofing Vulnerability Microsoft SharePoint Server Spoofing Vulnerability

CVE-2025-29976 [HIGH] CWE-269 CVE-2025-29976: Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevat Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally.

CVE-2026-45471 [HIGH] CWE-822 CVE-2026-45471: Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute co Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2023-33165 [HIGH] CWE-200 CVE-2023-33165: Microsoft SharePoint Server Security Feature Bypass Vulnerability Microsoft SharePoint Server Security Feature Bypass Vulnerability

CVE-2025-30382 [HIGH] CWE-502 CVE-2025-30382: Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.