Microsoft Sharepoint Server 2019 vulnerabilities

CVE-2026-47294 [HIGH] CWE-78 CVE-2026-47294: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-45659 [HIGH] CWE-502 CVE-2026-45659: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-33110 [HIGH] CWE-502 CVE-2026-33110: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-40365 [HIGH] CWE-1220 CVE-2026-40365: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-33112 [HIGH] CWE-502 CVE-2026-33112: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-35439 [HIGH] CWE-502 CVE-2026-35439: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-40357 [HIGH] CWE-502 CVE-2026-40357: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-40368 [HIGH] CWE-502 CVE-2026-40368: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-40367 [HIGH] CWE-822 CVE-2026-40367: Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an una Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.

CVE-2026-32201 [MEDIUM] CWE-20 CVE-2026-32201: Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-20945 [MEDIUM] CWE-79 CVE-2026-20945: 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-2026-26105 [CRITICAL] CWE-79 CVE-2026-26105: 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 unauthorized attacker to perform spoofing over a network.

CVE-2026-26114 [HIGH] CWE-502 CVE-2026-26114: Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to ex Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

CVE-2026-26106 [HIGH] CWE-20 CVE-2026-26106: Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute co Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

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-2026-21260 [HIGH] CWE-200 CVE-2026-21260: Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an una Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-21511 [HIGH] CWE-502 CVE-2026-21511: Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to per Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-20963 [CRITICAL] CWE-502 CVE-2026-20963: 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 over a network.

CVE-2026-20948 [HIGH] CWE-822 CVE-2026-20948: 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-2026-20947 [HIGH] CWE-89 CVE-2026-20947: 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 execute code over a network.