SSRF in Chancms
CVE-2025-8133
A vulnerability classified as critical has been found in yanyutao0402 ChanCMS up to 3.1.2. This affects the function getArticle of the file app/modules/api/service/gather.js. The manipulation of the argument targetUrl leads to server-side request forgery. It is possible to initiate the attack 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 identifier of the patch is 3ef58a50e8b3c427b03c8cf3c9e19a79aa809be6. It is recommended to upgrade the affected component.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.003 (27.3th 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, Issue Tracking)
- cna@vuldb.com (Permissions Required, patch)
- cna@vuldb.com (Release Notes, patch)
Frequently asked questions
- What is CVE-2025-8133?
- CVE-2025-8133 is a medium-severity vulnerability in Chancms, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2025-07-25.
- How severe is CVE-2025-8133?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2025-8133 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.