CVE-2021-34501 is a Microsoft Excel Remote Code Execution vulnerability affecting Microsoft 365 Apps, Excel, Office, and Office Online Server. It carries a high CVSS score of 8.8, indicating a critical threat where an unauthenticated attacker can achieve full compromise with low attack complexity, requiring user interaction. While not listed in CISA's KEV catalog and lacking public exploit code in Metasploit, Nuclei, or ExploitDB, it has garnered some community discussion and media coverage, notably being addressed in Microsoft's July 2021 Patch Tuesday.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:* | ||
2013CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:* | ||
2013CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:* | ||
2016CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:* | ||
2019CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:* |
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, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.