PT-2026-58608 · Microsoft · Office+1

CVE-2026-56192 · Published 2026-07-14 · Updated 2026-07-15

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Microsoft Office (affected versions not specified)

Description An out-of-bounds read allows an unauthorized attacker to disclose sensitive information locally and affect the system. An out-of-bounds read occurs when the software reads data past the end of the intended buffer, potentially accessing adjacent memory locations.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-09963

CVE-2026-56192

Affected Products

Office

Sharepoint Server

References · 5

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56192 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-56192 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-56192 · Security Note
• https://bdu.fstec.ru/vul/2026-09963 · Security Note
• https://twitter.com/windowsforum/status/2077477334567780594 · Twitter Post