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Description

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints /Authentication/ExternalLogin, /Authentication/AuthorizationCodeCallback and /Authentication/Logout of the WebClient and WebScheduler web apps.

PUBLISHED Reserved 2026-01-30 | Published 2026-02-26 | Updated 2026-02-26 | Assigner arcinfo




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Clear

Problem types

CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax

Product status

Default status
unaffected

16.0.0 (cpe)
affected

15.0.0 (cpe)
affected

References

www.pcvue.com/security/ vendor-advisory

cve.org (CVE-2026-1698)

nvd.nist.gov (CVE-2026-1698)

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