Vulnerability in Chatwoot
CVE-2025-12245
A vulnerability was identified in chatwoot up to 4.7.0. This vulnerability affects the function initPostMessageCommunication of the file app/javascript/sdk/IFrameHelper.js of the component Widget. The manipulation of the argument baseUrl leads to origin validation error. Remote exploitation of the attack is possible. The vendor was contacted early about this disclosure but did not respond in any way.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (23.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Chatwoot
- Chatwoot — versions 4.0, 4.1, 4.2
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)
- hckwr.com/blog/multiple-vulnerabilities-in-chatwoot/ (related, Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-12245?
- CVE-2025-12245 is a medium-severity vulnerability in Chatwoot, classified under Insufficient Verification of Data Authenticity. CVSS score: 5.3/10. Published 2025-10-27.
- How severe is CVE-2025-12245?
- Medium severity. CVSS v3 base score is 5.3 out of 10.