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CVE-2026-20953: Microsoft Office Remote Code Execution Vulnerability

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

Microsoft Security Response Center
#vulnerability#microsoft#rce#auth#Microsoft Office#Security Vulnerability
CVE-2026-20956: Microsoft Excel Remote Code Execution Vulnerability

**According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?** The word **Remote** in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.

CVE-2026-20830: Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.

CVE-2026-21221: Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.

CVE-2026-20932: Windows File Explorer Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

CVE-2026-20927: Windows SMB Server Denial of Service Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to deny service over a network.

CVE-2026-20924: Windows Management Services Elevation of Privilege Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.