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CVE-2026-61875— luci-app-upnp Stored XSS via UPnP Port Mapping Description

CVSS 8.8 · High EPSS 0.29% · P21

Possible ATT&CK Techniques 1AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProductVersion RangeStatus
openwrtlucianyaffected
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I. Basic Information for CVE-2026-61875

Vulnerability Information
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Vulnerability Title
luci-app-upnp Stored XSS via UPnP Port Mapping Description
Source: CVE Program / CVE List V5
Vulnerability Description
luci-app-upnp contains a stored cross-site scripting vulnerability that allows unauthenticated LAN clients to inject JavaScript via UPnP IGD AddPortMapping SOAP requests. Attackers can send malicious HTML in the NewPortMappingDescription field, which miniupnpd stores and luci-app-upnp renders without output encoding, executing the payload when administrators view the UPnP or Status pages.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
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
OpenWRT luci 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenWRT luci是OpenWRT社区开源的一款路由器配置界面。 OpenWRT luci存在跨站脚本漏洞，该漏洞源于存储型跨站脚本问题，可能导致未经身份验证的局域网客户端通过UPnP IGD AddPortMapping SOAP请求注入JavaScript，攻击者可在NewPortMappingDescription字段中发送恶意HTML，当管理员查看UPnP或Status页面时执行有效载荷。
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

VendorProductAffected VersionsCPESubscribe
openwrtluci--

II. Public POCs for CVE-2026-61875

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2026-61875

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Vendor Advisories for CVE-2026-61875 (1)

Other References for CVE-2026-61875 (1)

Same Patch Batch · openwrt · 2026-07-12 · 3 CVEs total

CVE-2026-592608.8 HIGHOpenWrt luci-app-samba4 read ACL remote code execution via smbd
CVE-2026-618768.8 HIGHLuCI DHCPv6 Lease Hostname Stored Cross-Site Scripting

IV. Related Vulnerabilities

Same product: luci
Same vendor: openwrt
Same weakness: CWE-79

V. Comments for CVE-2026-61875

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