Deserialization in Chancms
CVE-2025-8227
A vulnerability was found in yanyutao0402 ChanCMS up to 3.1.2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /collect/getArticle. The manipulation of the argument taskUrl leads to deserialization. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.3 is able to address this issue. The patch is named 33d9bb464353015aaaba84e27638ac9a3912795d. It is recommended to upgrade the affected component.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.006 (45.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Chancms
- Yanyutao0402 Chancms — versions 3.1.0, 3.1.1, 3.1.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, exploit)
- cna@vuldb.com (Permissions Required, patch)
- cna@vuldb.com (Product, patch)
Frequently asked questions
- What is CVE-2025-8227?
- CVE-2025-8227 is a medium-severity vulnerability in Chancms, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2025-07-27.
- How severe is CVE-2025-8227?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2025-8227 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.