Deserialization in Phpwcms
CVE-2025-5498
A vulnerability was found in slackero phpwcms up to 1.9.45/1.10.8. It has been rated as critical. This issue affects the function file_get_contents/is_file of the file include/inc_lib/content/cnt21.readform.inc.php of the component Custom Source Tab. The manipulation of the argument cpage_custom leads to deserialization. The attack may be initiated 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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.005 (41.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Phpwcms
- Slackero Phpwcms — versions 1.9.0, 1.9.1, 1.9.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/3em0/cve_repo/blob/main/phpwcms/cnt21.readform.inc.php#file_get_cont… (related, Exploit, Third Party Advisory)
- github.com/3em0/cve_repo/blob/main/phpwcms/cnt21.readform.inc.php#is_file.md (Exploit, Third Party Advisory, exploit)
- github.com/slackero/phpwcms/releases/tag/v1.10.9 (Release Notes, patch)
Frequently asked questions
- What is CVE-2025-5498?
- CVE-2025-5498 is a medium-severity vulnerability in Phpwcms, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-06-03.
- How severe is CVE-2025-5498?
- Medium severity. CVSS v3 base score is 5.5 out of 10.