QSearchQSearch

CVE-2026-40365

8.8 HIGH

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network

Published: 2026-05-12 · Last updated: 2026-06-01

Severity and scoring

CVSS
8.8 HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-1220

Affected products

VendorProduct
microsoftsharepoint_server

Description

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-50507 Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack (6.8 MEDIUM)
  • CVE-2026-49160 Uncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network (7.5 HIGH)
  • CVE-2026-48583 Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally (7.8 HIGH)
  • CVE-2026-48578 Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally (7.9 HIGH)
  • CVE-2026-48576 Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally (7.9 HIGH)

Same CWE

  • CVE-2026-9088 A flaw was found in org.keycloak.services (2.7 LOW)
  • CVE-2021-46747 Insufficient granularity of access control in ASP (AMD Secure Processor) may allow an attacker with an untrusted user space application t...
  • CVE-2026-37981 A flaw was found in Keycloak (4.3 MEDIUM)
  • CVE-2026-35436 Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally (8.8 HIGH)
  • CVE-2022-36110 Netmaker makes networks with WireGuard (8.8 HIGH)