Vulnerability · Published Mar 31, 2026 · Assigned by VulDB

CVE-2026-5205chatwoot Webhook API trigger.rb Trigger server-side request forgery

Medium 6.3

In plain English

A medium-severity server-side request forgery in chatwoot. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.3%top 81.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in chatwoot up to 4.11.2. Affected by this vulnerability is the function Webhooks::Trigger in the library lib/webhooks/trigger.rb of the component Webhook API. Such manipulation of the argument url leads to server-side request forgery. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
n/a	chatwoot	4.11.04.11.14.11.2

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-354333 | chatwoot Webhook API trigger.rb Trigger server-side request forgery vdb-entry, technical-description
VDB-354333 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #780305 | Chatwoot 4.11.2 Server-Side Request Forgery third-party-advisory