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CVE-2026-1696— Missing security HTTP headers

Quick assessment

Affected
arcinfo PcVue
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PcVue是PcVue公司的一个可靠、安全、强大的运营软件平台，专用于监测和控制建筑和园区管理等市场中的应用。 PcVue存在安全漏洞，该漏洞源于Web服务器在向客户端应用程序发送响应时未正确设置某些HTTP安全标头。

AI Predicted 5.3 Difficulty: Easy EPSS 0.15% · P3

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-1696

Vulnerability Information
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Vulnerability Title
Missing security HTTP headers
Source: CVE Program / CVE List V5
Vulnerability Description
Some HTTP security headers are not properly set by the web server when sending responses to the client application.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/AU:Y/R:U/RE:M/U:Clear
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
PcVue 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PcVue是PcVue公司的一个可靠、安全、强大的运营软件平台，专用于监测和控制建筑和园区管理等市场中的应用。 PcVue存在安全漏洞，该漏洞源于Web服务器在向客户端应用程序发送响应时未正确设置某些HTTP安全标头。
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
arcinfo PcVue 16.0.0 ~ 16.3.3 -

II. Public POCs for CVE-2026-1696

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III. Intelligence Information for CVE-2026-1696

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Vendor Advisories for CVE-2026-1696 (1)

Same Patch Batch · arcinfo · 2026-02-26 · 7 CVEs total

CVE-2026-1698 HTTP Host header vulnerability in WebClient and WebScheduler web apps
CVE-2026-1693 Use of vulnerable Resource Owner Password Credentials flow
CVE-2026-1692 Missing origin validation in GraphicalData web service requests
CVE-2026-1695 XSS vulnerability upon unsuccessful authentication
CVE-2026-1697 Use of unsecure cookies for GraphicalData web service and WebClient web app
CVE-2026-1694 Server configuration details in HTTP headers

IV. Related Vulnerabilities

Same product: PcVue
Same vendor: arcinfo
Same weakness: CWE-79

V. Comments for CVE-2026-1696

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