CVE-2026-1695

Plain English Summary

AI-powered analysis for quick understanding

An attacker can exploit a weakness in the error page of the OAuth server used by certain PcVue features to trick a legitimate user into loading malicious content from another website if the user fails to log in. This only happens when the user encounters an authentication error, making it a targeted attack on users trying to access the system.

Technical Description

An XSS vulnerability affects the OAuth web services used by the WebVue, WebScheduler, TouchVue and SnapVue features of PcVue in version 12.0.0 through 16.3.3 included. It might allow a remote attacker to trick a legitimate user into loading content from another site upon unsuccessful user authentication on an unknown application (unknown client_id). This vulnerability only affects the error page of the OAuth server.

CVSS Vector Analysis

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
Confidentiality ImpactHigh
Integrity ImpactHigh
Availability ImpactHigh
ScopeChanged

Vector String

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:Clear

Exploit Resources

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Official References

Est. Bounty
$724($500-$1K)
Vendor Response
Grade APatched in 1 day

Quick Information

Published

Feb 26, 2026

about 1 month ago

Last Modified

Feb 27, 2026

about 1 month ago