CVE-2025-49705

CWE-122 — Heap-based Buffer Overflow4 documents4 sources
Severity
7.8HIGH
EPSS
0.2%
top 52.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Microsoft Microsoft 365 Apps FOR EnterpriseMicrosoft Microsoft Office 2019Microsoft Microsoft Office Ltsc 2021+7 more
Timeline
PublishedJul 8

Description

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages10 packages

▶CVEListV5microsoft/microsoft_office_201919.0.0 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_powerpoint_201616.0.0 — 16.0.5508.1000
▶CVEListV5microsoft/microsoft_office_ltsc_202116.0.1 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_ltsc_202416.0.0 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_ltsc_for_mac_202116.0.1 — 16.99.25071321

🔴Vulnerability Details

2
CVEList
Microsoft PowerPoint Remote Code Execution Vulnerability↗2025-07-08
▶
GHSA
GHSA-qgwq-qgf3-3crf: Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally↗2025-07-08
▶

📋Vendor Advisories

1
Microsoft
Microsoft PowerPoint Remote Code Execution Vulnerability↗2025-07-08
▶
CVE-2025-49705 (HIGH CVSS 7.8) | Heap-based buffer overflow in Micro | cvebase.io