CVE-2026-1698
HTTP Host header vulnerability in WebClient and WebScheduler web apps
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
15th
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.
| CWE | CWE-644 |
| Vendor | arcinfo |
| Product | pcvue |
| Published | Feb 26, 2026 |
| Last Updated | Mar 26, 2026 |
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Affected Versions
arcinfo / PcVue
16.0.0 ≤ 16.3.3 15.0.0 ≤ 15.2.13