PT-2026-5465 · Koken Cms · Koken Cms

V1N1V131R4 · CVE-2020-37023 · Published 2026-01-30 · Updated 2026-01-30

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Koken CMS version 0.22.24

Description Koken CMS contains a file upload issue that permits authenticated attackers to circumvent file extension limitations by renaming malicious PHP files. Attackers can upload PHP files capable of executing system commands by altering the file upload request using a web proxy and modifying the file extension. The issue allows bypassing file extension restrictions.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Exploit

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2020-37023

Affected Products

Koken Cms

References · 7

• 🔥 https://github.com/V1n1v131r4/Bypass-File-Upload-on-Koken-CMS/blob/master/README.md · Exploit
• 🔥 https://exploit-db.com/exploits/48706 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-37023 · Security Note
• https://vulncheck.com/advisories/koken-cms-arbitrary-file-upload · Note
• https://softaculous.com/apps/cms/Koken · Note
• https://t.me/cveNotify/150478 · Telegram Post
• http://koken.me · Note