A possible shell file exists in /cgi-bin/ or other accessible directories. This is extremely dangerous and can be used by an attacker to execute commands on the web server.
Volume of CVEs assigned to CWE-553 and their average CVSS base score over time.
Top CVEs that have been assigned this CWE. A single CVE can have multiple CWE assignments, though many have just one.
1 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-66620HIGH An unused webshell in MicroServer allows unlimited login attempts, with sudo rights on certain files and directories. An attacker with admin access to MicroServer can gain limited | Jan 7, 2026 | 7.2 | 24 | NO | NO |
Exploit activity across CVEs assigned to this CWE, including CVEs that carry other CWE assignments.
Social posts that mention CVE IDs assigned to this CWE. This is assigned-CVE activity, not mentions of the CWE label itself.
Media articles that mention CVE IDs assigned to this CWE. This is assigned-CVE coverage, not mentions of the CWE label itself.