CVE-2026-21522 is a command injection vulnerability in Azure Compute Gallery, specifically affecting Microsoft Confcom, that allows an authorized attacker to achieve local privilege escalation. With a CVSS score of 6.7 (Medium), this flaw requires high privileges for exploitation but can lead to complete compromise of confidentiality, integrity, and availability. While there is no public exploit code available (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating notable attention from security researchers and the wider industry. Despite the attention, it is not currently listed on the KEV catalog and has a low EPSS score, suggesting a lower likelihood of widespread exploitation in the wild.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.2.8CPE matchmatch criteria | cpe:2.3:a:microsoft:confcom:*:*:*:*:*:azure_cli:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.