CVE-2026-12811— kortix-ai suna Auth Endpoint page.tsx router.push cross site scripting
Possible ATT&CK Techniques 3AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application T1189 · Drive-by CompromiseGet alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-12811
Vulnerability Information
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Vulnerability Title
kortix-ai suna Auth Endpoint page.tsx router.push cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in kortix-ai suna up to 0.8.38. Affected by this issue is the function router.replace/router.push of the file apps/frontend/src/app/auth/page.tsx of the component Auth Endpoint. Executing a manipulation of the argument returnURL can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.8.39 can resolve this issue. This patch is called f5dec7aa0c1b8fa0125938f292c0f2430ca75f6c. It is advisable to upgrade the affected component. The researcher explains: "The issue was fixed in v0.8.39 without notifying the wider user base via a security disclosure."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Kortix 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kortix Kortix是Kortix公司开源的一个AI代理自动化平台。 Kortix 0.8.38及之前版本存在安全漏洞，该漏洞源于组件Auth Endpoint的文件apps/frontend/src/app/auth/page.tsx中的函数router.replace/router.push中参数returnURL操纵，可能导致跨站脚本攻击。
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
II. Public POCs for CVE-2026-12811
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Patches & Fixes for CVE-2026-12811 (1)
Security Blog Posts for CVE-2026-12811 (1)
Vendor Pages for CVE-2026-12811 (1)
Other References for CVE-2026-12811 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-12811
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