CVE-2025-5499 – Slackero PHPWCMS Deserialization Vulnerability

The following table lists the changes that have been made to the
CVE-2025-5499 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jun. 03, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-20
    Added CWE CWE-502
    Added Reference https://github.com/3em0/cve_repo/blob/main/phpwcms/image_resized%23getimagesize.md
    Added Reference https://github.com/slackero/phpwcms/releases/tag/v1.10.9
    Added Reference https://vuldb.com/?ctiid.310914
    Added Reference https://vuldb.com/?id.310914
    Added Reference https://vuldb.com/?submit.578082
    Added Reference https://vuldb.com/?submit.578083
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