CVE-2025-49705 is a high-severity heap-based buffer overflow vulnerability affecting Microsoft Office PowerPoint, Microsoft 365 Apps, and Microsoft Office Long Term Servicing Channel. This flaw allows an unauthenticated attacker to achieve local code execution with high impact on confidentiality, integrity, and availability, requiring user interaction to exploit. While it has a high CVSS score of 7.8, there is currently no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog. Media coverage is limited to a single article from BleepingComputer, indicating it was addressed in Microsoft's July 2025 Patch Tuesday.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:* | ||
2019CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:* | ||
2019CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:* | ||
2021CPE matchmatch criteria | cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x64:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.