CVE-2020-26048

High

Description

The file manager option in CuppaCMS before 2019-11-12 allows an authenticated attacker to upload a malicious file within an image extension and through a custom request using the rename function provided by the file manager is able to modify the image extension into PHP resulting in remote arbitrary code execution.

SeverityHigh
CVSS8.8
Exploit probability—
ProductCuppacms
PublishedOct 5, 2020
First seenOct 5, 2020

How to fix

Update
  • cuppacms cuppacms2019-11-12 or later

Affected products

ProductAffected versionsFixed in
cuppacms cuppacmsv < 2019-11-122019-11-12

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