CVE-2025-61591 is a critical command injection vulnerability affecting Cursor code editor versions 1.7 and below, specifically when using OAuth authentication with an untrusted MCP server. An attacker can impersonate a malicious MCP server to inject crafted commands, potentially leading to remote code execution with full user privileges. This vulnerability carries a high CVSS score of 8.8, indicating a severe risk with low attack complexity and requiring user interaction. While there is no evidence of active exploitation or public exploit code, a patch (2025.09.17-25b418f) is available, and there is minimal community discussion or media coverage surrounding this issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.7CPE matchmatch criteria | cpe:2.3:a:anysphere:cursor:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.