CVE-2026-1698

published 2026-02-26

CVE-2026-1698: 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…

Priority P4 34 medium 6.1 CVSS 3.1

AV N AC L PR N UI R S C C L I L A N

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.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
arcinfo	pcvue	15.0.0 – 15.2.13	—
arcinfo	pcvue	16.0.0 – 16.3.3	—
arcinformatique	pcvue	15.0.0 – 15.2.13	—
arcinformatique	pcvue	>= 16.0.0 < 16.3.4	16.3.4

CVSS provenance

nvd v3.1 6.1 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

nvd v4.0 5.3 MEDIUM CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/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

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