CVE-2026-21851 is a Path Traversal (Zip Slip) vulnerability affecting MONAI (Medical Open Network for AI) versions up to and including 1.5.1. Specifically, the _download_from_ngc_private() function improperly uses zipfile.ZipFile.extractall() without path validation, allowing an attacker to write files to arbitrary locations. This vulnerability has a CVSS score of 5.3 (Medium), indicating a network-based attack requiring high attack complexity and user interaction, with a potential impact of high integrity compromise but no confidentiality or availability impact. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.5.1CPE matchmatch criteria | cpe:2.3:a:project-monai:monai:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.