What is CVE-2026-1698?

CVE-2026-1698 is a medium-severity vulnerability in Arcinfo Pcvue, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 6.1/10. Published 2026-02-26.

How severe is CVE-2026-1698?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Vulnerability in Arcinfo Pcvue

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 attacker to inject harmful payloads that manipulate server-side behavior. This v…

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Arcinfo Pcvue — versions 16.0.0, 15.0.0
Arcinformatique Pcvue

Weakness classification (CWE)

CWE-644 — Improper Neutralization of HTTP Headers for Scripting Syntax

References

87c8e6ad-f0f5-4ca8-89e2-89f26d6ed932 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-1698?: CVE-2026-1698 is a medium-severity vulnerability in Arcinfo Pcvue, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 6.1/10. Published 2026-02-26.
How severe is CVE-2026-1698?: Medium severity. CVSS v3 base score is 6.1 out of 10.