VulnerabilityModified

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.

CRITICAL 9.8EPSS 0.54%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.54% probability · 44th percentile
CISA KEV: Not listed
Weakness: CWE-94, CWE-1336
Affected: chancms/chancms
Source: cve@mitre.org

References

https://gitee.com/chancms/ChanCMSProduct
https://www.notion.so/ChanCMS-Unauthenticated-RCE-2a3ee9235ba380fc9973e16c06258689Permissions Required
https://www.notion.so/ChanCMS-Unauthenticated-RCE-2a3ee9235ba380fc9973e16c06258689?source=copy_linkPermissions Required

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.