CVE-2025-5499 MEDIUM

CVE-2025-5499: slackero phpwcms image_resized.php getimagesize deserialization

Vendor Slackero
Product phpwcms
Weakness CWE-502 · Unsafe deserialization
Published June 3, 2025
Last update June 3, 2025

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

What the vulnerability does

01Description

A vulnerability classified as critical has been found in slackero phpwcms up to 1.9.45/1.10.8. Affected is the function is_file/getimagesize of the file image_resized.php. The manipulation of the argument imgfile leads to deserialization. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.9.46 and 1.10.9 is able to address this issue. It is recommended to upgrade the affected component.

Key dates

02Disclosure timeline

June 3, 2025 CVE published
June 3, 2025 Record updated