Description
Chatwoot before 4.17.0 contains an authorization bypass vulnerability that allows authenticated agent bots to access other accounts by supplying a foreign contact inbox source_id. Attackers can call the conversations create endpoint with another account's source_id to create or retrieve conversations and post messages to that account's contacts.
Published: 2026-10-23
Score: 2.3 Low
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Fri, 23 Oct 2026 12:00:00 +0000

Type Values Removed Values Added
Description Chatwoot before 4.17.0 contains an authorization bypass vulnerability that allows authenticated agent bots to access other accounts by supplying a foreign contact inbox source_id. Attackers can call the conversations create endpoint with another account's source_id to create or retrieve conversations and post messages to that account's contacts.
Title Chatwoot before 4.17.0 Cross-Account Authorization Bypass via source_id
First Time appeared Chatwoot
Chatwoot chatwoot
Weaknesses CWE-639
CPEs cpe:2.3:a:chatwoot:chatwoot:*:*:*:*:*:*:*:*
Vendors & Products Chatwoot
Chatwoot chatwoot
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Chatwoot Chatwoot
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-23T11:36:48.394Z

Reserved: 2026-10-23T11:26:43.547Z

Link: CVE-2026-115725

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-23T12:18:13.273

Modified: 2026-10-23T12:18:13.273

Link: CVE-2026-115725

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key