PT-2026-47939 · Microsoft · Office

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-44824

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description A heap-based buffer overflow allows an unauthorized attacker to execute arbitrary code locally and remotely, which can affect the system. A heap-based buffer overflow occurs when an application writes more data to a heap-allocated memory block than it can hold, potentially overwriting adjacent memory.

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

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-44824

Affected Products

Office

References · 3

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-44824 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-44824 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44824 · Vendor Advisory