CVE-2026-4990— chatwoot Signup Endpoint login improper authorization
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-4990
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
chatwoot Signup Endpoint login improper authorization
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Chatwoot 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Chatwoot是Chatwoot开源的一个应用软件。客户参与套件，对讲、Zendesk、Salesforce 服务云等的开源替代方案。 Chatwoot 4.11.1及之前版本存在安全漏洞，该漏洞源于对参数signupEnabled的错误操作导致授权不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | chatwoot | 4.11.0 | - |
II. Public POCs for CVE-2026-4990
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-4990
请登录查看更多情报信息。
- Submit #772515: chatwoot 4.11.1 Business Logic Errorsthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-4990
Same Patch Batch · n/a · 2026-03-27 · 27 CVEs total
| CVE-2026-4962 | 7.0 HIGH | UltraVNC Service version.dll uncontrolled search path |
| CVE-2025-69988 | 6.5 MEDIUM | BS Producten Petcam 安全漏洞 |
| CVE-2026-4988 | 3.7 LOW | Open5GS CCA Message smf_s6b denial of service |
| CVE-2026-30530 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-30567 | SourceCodester Inventory System 跨站脚本漏洞 | |
| CVE-2026-30568 | SourceCodester Inventory System 安全漏洞 | |
| CVE-2026-30575 | SourceCodester Pharmacy Product Management System 安全漏洞 | |
| CVE-2026-30571 | SourceCodester Inventory System 跨站脚本漏洞 | |
| CVE-2026-30570 | SourceCodester Inventory System 跨站脚本漏洞 | |
| CVE-2026-30569 | SourceCodester Inventory System 跨站脚本漏洞 | |
| CVE-2026-30574 | SourceCodester Pharmacy Product Management System 安全漏洞 | |
| CVE-2026-30576 | SourceCodester Pharmacy Product Management System 安全漏洞 | |
| CVE-2026-30527 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-30529 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-29871 | Awesome LLM Apps 安全漏洞 | |
| CVE-2026-30531 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-30302 | GitLab CodeRider-Kilo 安全漏洞 | |
| CVE-2026-30533 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-30534 | SourceCodester Online Food Ordering System 安全漏洞 | |
| CVE-2026-30532 | SourceCodester Online Food Ordering System 安全漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: chatwoot
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-285
- CVE-2026-8241
Industrial Application Software IAS Canias ERP RMI iasGetSer - CVE-2026-42202
nova-toggle-5: Improper authorization on toggle endpoint all - CVE-2026-33823
Microsoft Team Events Portal Information Disclosure Vulnerab - CVE-2026-41572
Note Mark: Unauthenticated read of notes and assets in soft- - CVE-2026-7713
crocodilestick Calibre-Web-Automated Kobo auth-token Route k
V. Comments for CVE-2026-4990
No comments yet