CVE-2026-1698
Medium
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.
SeverityMedium
CVSS6.1
Exploit probability—
ProductArcinfo Pcvue
PublishedFeb 26, 2026
First seenFeb 26, 2026
Weakness typeCWE-644CWE-644
How to fix
Update
- arcinfo pcvue16.3.4 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| arcinfo pcvue | 15.0.0 ≤ v ≤ 15.2.13, 16.0.0 ≤ v < 16.3.4 | 16.3.4 |
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