CVE-2021-36440 describes an Unrestricted File Upload vulnerability in ShowDoc v2.9.5, allowing remote attackers to execute arbitrary code. This critical vulnerability, with a CVSS score of 9.8, enables unauthenticated attackers to achieve full compromise (confidentiality, integrity, availability) of affected systems by manipulating the 'file_url' parameter in AdminUpdateController.class.php. Despite its high severity and EPSS score, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.9.5CPE matchmatch criteria | cpe:2.3:a:showdoc:showdoc:2.9.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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 0.0 Security Researcher mentions.