PT-2026-47947 · Microsoft · Office

Fluddsec · CVE-2026-45460 · Published 2026-06-09 · Updated 2026-06-19

Positive Technologies (AI Summary)

CVSS v3.1

4.7

Medium

Base vector

AV:L/AC:H/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 information locally. An out-of-bounds read occurs when a program reads data past the end or before the beginning of the intended buffer.

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

Buffer Over-read

Weakness Enumeration

CWE-126

Related Identifiers

BDU:2026-08198

CVE-2026-45460

Affected Products

Office

References · 6

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45460 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45460 · Security Note
• https://bdu.fstec.ru/vul/2026-08198 · Security Note
• https://t.me/cveNotify/169484 · Telegram Post
• https://t.me/cveNotify/171213 · Telegram Post
• https://twitter.com/FluddSec/status/2064484247361270217 · Twitter Post