CVE-2021-36582
In Kooboo CMS 2.1.1.0, it is possible to upload a remote shell (e.g., aspx) to the server and then call upon it to receive a reverse shell f
CVSS
9.8
Critical
EPSS
1.5%
p71
KEV
—
Exploit Today
21
0-100
Published: Sep 14, 2021 · Last modified: Jul 9, 2026 · CWE-434
1.5%EPSS · 30 days1.5%
2026-06-302026-07-16
In Kooboo CMS 2.1.1.0, it is possible to upload a remote shell (e.g., aspx) to the server and then call upon it to receive a reverse shell from the victim server. The files are uploaded to /Content/Template/root/reverse-shell.aspx and can be simply triggered by browsing that URL.
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