CVE-2025-21361 is a Remote Code Execution vulnerability affecting Microsoft Outlook and other Microsoft Office products. With a CVSS score of 7.8 (HIGH), it requires user interaction (UI:R) but has low attack complexity (AC:L), allowing an unauthenticated attacker to achieve high confidentiality, integrity, and availability impact (C:H/I:H/A:H) if successfully exploited. While not currently listed in CISA's KEV catalog and lacking public exploit intelligence (Metasploit, Nuclei, ExploitDB), it has garnered some community discussion and media coverage, indicating awareness despite no active exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2024CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2024:*:*:*:ltsc:macos:*:* | ||
2021CPE matchmatch criteria | cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:* | ||
< 16.93CPE matchmatch criteria | cpe:2.3:a:microsoft:outlook:*:*:*:*:*:macos:*:* |
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.