What’s Vulnerable › Vulnerabilities
CVE-2026-4990: chatwoot Signup Endpoint login improper authorization
- Severity: high (CVSS 7.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-27 · updated 2026-06-17
- Weakness: CWE-266
Description
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.
Affected products
- chatwoot/chatwoot: 4.11.0, 4.11.1
References
Get alerted when CVE-2026-4990 or the next vulnerability affects your stack