CVE-2021-40978 describes a directory traversal vulnerability in the MkDocs 1.2.2 built-in development server, allowing remote attackers to access sensitive information via port 8000. This vulnerability carries a high CVSS score of 7.5, indicating a network-based attack with low complexity and high confidentiality impact, requiring no user interaction or privileges. Although the vendor disputes this finding, its high EPSS and FAUCET Risk Scores suggest a significant threat. Currently, there is no evidence of active exploitation, but Nuclei templates exist for detection, and there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.2.2CPE matchmatch criteria | cpe:2.3:a:mkdocs:mkdocs:1.2.2:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.