P4Verified

CVE-2025-62553: 365 apps Version not applicable in the source CPE; +10 more affected products

CVE-2025-62553 affects Microsoft Office 2019 for 32-bit editions. CVSS 3.1 base score 7.8 (msrc). EPSS 0.00658 (percentile 0.49757), scored 03-Oct-2026.

Affected technology

365 apps · Version not applicable in the source CPE
microsoft

excel · 2016
microsoft

office · 2019
microsoft

office long term servicing channel · 2021
microsoft

office long term servicing channel · 2024
microsoft

Microsoft 365 Apps for Enterprise · 16.0.1 to before https://aka.ms/OfficeSecurityReleases
Microsoft

Microsoft Excel 2016 · 16.0.0.0 to before 16.0.5530.1000
Microsoft

Microsoft Office 2019 · 19.0.0 to before https://aka.ms/OfficeSecurityReleases
Microsoft

Microsoft Office LTSC 2021 · 16.0.1 to before https://aka.ms/OfficeSecurityReleases
Microsoft

Microsoft Office LTSC 2024 · 16.0.0 to before https://aka.ms/OfficeSecurityReleases
Microsoft

Microsoft Office LTSC for Mac 2021 · -
Microsoft

Microsoft Office LTSC for Mac 2024 · -
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · No privileges required · User interaction required

What an attacker can do

The source says use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. Vendor/CNA’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high.

Published 15-Oct-2026 01:10 UTC

CWE: CWE-416
Product: Microsoft Office 2019 for 32-bit editions
CCR priority: 31.4 /100 (P4)
CVSS 3.1: 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00658 · percentile 0.50186 · 2026-10-13
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-14 05:24:14.258005+00:00 UTC
Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-62553.html