CVE-2026-4990
chatwoot Signup Endpoint login improper authorization
CVSS Score
7.3
EPSS Score
0.0%
EPSS Percentile
10th
A security vulnerability has been detected in chatwoot up to 4.11.1. The affected element is an unknown function of the file /app/login of the component Signup Endpoint. Such manipulation of the argument signupEnabled with the input true leads to improper authorization. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
| CWE | CWE-285 CWE-266 |
| Vendor | n/a |
| Product | chatwoot |
| Published | Mar 27, 2026 |
| Last Updated | Mar 31, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / chatwoot
4.11.0 4.11.1
References
Credits
🔍 Zabi_Ullah (VulDB User) VulDB