PoC Index

CVE-2021-36582

HIGH 10.0EPSS 1.5%

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.

CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.48% chance of exploitation in the next 30 days, 72th percentile
Published
2021-09-14
Updated
2026-07-09

Proof-of-concept exploits (1)

References

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