CVE-2026-115725
mediumChatwoot before 4.17.0 contains an authorization bypass vulnerability that allows authenticated agent bots to access other accounts by supplying a foreign cont…
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.
CVSS
4.2
4.2 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-23 12:18
Modified: 2026-10-29 04:18
NVD status: Deferred
Last synced 3 hours ago
Verified against the source API 2026-10-29 04:43 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/chatwoot/chatwoot/blob/v4.16.2/app/controllers/api/v1/accounts/conversa... disclosure@vulncheck.com
- https://github.com/chatwoot/chatwoot/blob/v4.16.2/app/policies/inbox_policy.rb#L22-L27 disclosure@vulncheck.com
- https://github.com/chatwoot/chatwoot/commit/2d173978fcd64e6927b407c171095a3a7ceb03dd disclosure@vulncheck.com
- https://github.com/chatwoot/chatwoot/pull/15521 disclosure@vulncheck.com
- https://github.com/chatwoot/chatwoot/releases/tag/v4.17.0 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/chatwoot-before-4.17.0-cross-account-authorization-by... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 04:43 UTC · record ↗