RCE in Chancms

CVE-2025-65602

A template injection vulnerability in the /vip/v1/file/save component of ChanCMS v3.3.4 allows attackers to execute arbitrary code via a crafted POST request.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.005 (36.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Chancms — versions 3.3.4
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-65602?
CVE-2025-65602 is a critical-severity vulnerability in Chancms, classified under Code Injection. CVSS score: 9.8/10. Published 2025-12-10.
How severe is CVE-2025-65602?
Critical severity. CVSS v3 base score is 9.8 out of 10.