CVE-2026-1693— Use of vulnerable Resource Owner Password Credentials flow
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I. Basic Information for CVE-2026-1693
Vulnerability Information
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Vulnerability Title
Use of vulnerable Resource Owner Password Credentials flow
Source: NVD (National Vulnerability Database)
Vulnerability Description
The OAuth grant type Resource Owner Password Credentials (ROPC) flow is still used by the werbservices used by the WebVue, WebScheduler, TouchVue and Snapvue features of PcVue in version 12.0.0 through 16.3.3 included despite being deprecated. It might allow a remote attacker to steal user credentials.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1390
Source: NVD (National Vulnerability Database)
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 12.0.0版本至16.3.3版本存在安全漏洞，该漏洞源于使用已弃用的ROPC授权流程，可能导致用户凭据被盗。
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-2026-1693
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Same Patch Batch · arcinfo · 2026-02-26 · 7 CVEs total
| CVE-2026-1698 | HTTP Host header vulnerability in WebClient and WebScheduler web apps | |
| CVE-2026-1692 | Missing origin validation in GraphicalData web service requests | |
| CVE-2026-1696 | Missing security HTTP headers | |
| 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
- CVE-2026-1698
HTTP Host header vulnerability in WebClient and WebScheduler - CVE-2026-1697
Use of unsecure cookies for GraphicalData web service and We - CVE-2026-1696
Missing security HTTP headers - CVE-2026-1695
XSS vulnerability upon unsuccessful authentication - CVE-2026-1694
Server configuration details in HTTP headers
Same vendor: arcinfo
- CVE-2026-1698
HTTP Host header vulnerability in WebClient and WebScheduler - CVE-2026-1697
Use of unsecure cookies for GraphicalData web service and We - CVE-2026-1696
Missing security HTTP headers - CVE-2026-1695
XSS vulnerability upon unsuccessful authentication - CVE-2026-1694
Server configuration details in HTTP headers
V. Comments for CVE-2026-1693
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